If the amount if algae in the ocean decreases by 50% the population of its consumers, goby fish will?
A. Go extinct
B. Decrease to its carrying capacity
C. Increase by 50%
D. Increase to its carrying capacity
Answers
Answer:
B. Decrease to its carrying capacity
Explanation:
Goby fish feed over algae for their survival and growth but if 50% of algae in the ocean decreases then the population of goby fish will decrease to its carrying capacity.
This is so because then the goby fish will be dependent on the left number of algae and maximum population size will depend on the rest 50% of food or algae available.
Hence, the correct answer is "B. Decrease to its carrying capacity".
Related Questions
Humans have
chromosome pairs.
DONE
Answers
Answer:
True
Explanation:
Humans have 23 pairs of chromosomes, for a total of 46 chromosomes.
How might losing heat to quickly be a disadvantage to an organism?
Answers
Losing heat too quickly can be a significant disadvantage for organisms, especially those that are warm-blooded or endothermic. These organisms rely on their ability to regulate their body temperature to survive and function properly. When an organism loses heat too quickly, it can result in a range of negative consequences.
One of the main issues associated with losing heat too quickly is that it can lead to hypothermia, a condition in which the body's core temperature drops below its normal range. In addition to hypothermia, losing heat too quickly can also have negative impacts on an organism's metabolism and energy balance. When an organism is cold, it needs to expend more energy to maintain its body temperature, which can lead to increased energy demands and a decrease in overall energy reserves. This can be particularly problematic for animals that rely on fat stores to survive through periods of low food availability, as they may have to use these stores to maintain their body temperature instead.
Overall, losing heat too quickly can be a significant disadvantage to an organism, especially in colder environments or when food availability is low. It can lead to hypothermia, tissue damage, and impaired metabolism, which can all have negative impacts on an organism's survival and ability to thrive in its environment.
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Data becomes reliable when it is replicable and gives evidence without ______
Answers
Data becomes reliable when it is replicable and gives evidence without errors.
(by Benjemin)
Jocelyn Smith is an excellent singer. In fact, she has a band called Jocelyn Smith and
Friends that play often on the local music scene. She has a gig in two days at the County Fair where several talent scouts will be present. Jocelyn feels this may be her big break.
She wakes up two days before her event with what feels like a head cold. You know the symptoms—cough, runny nose, headache, chills, and muscle aches. As the day progresses, Jocelyn begins to feel worse. The day before her gig she wakes with a fever of 103˚F, a severe sore throat, and all of the same symptoms as yesterday.
Our job is to discover why Jocelyn is feeling so ill. Is it because of the infectious agent or is it her own body that is making her sick? To discover the answer, we will go through the steps of the immune response.
We will assume that Jocelyn has Influenza A virus.
Upon initial infection, the innate immune system responds with _______.This process involves the infected area of the body becoming very warm. The warmth comes from physiologic responses that are triggered to combat the infection. When a breech occurs in the physical barriers of the body (i.e. skin or mucus membranes), the innate immune response follows a set of steps to contain the infection.
Step 1. Increase the amount of white blood cells that will get to the area of infection.
How can this be done?
What physiologic response, if increased, will allow more white blood cells to get to the area of infection?
Step 2. Now that the cells are at the site of infection, they need to migrate to the specific area. We increased heart rate to get the cells to the area (by pumping the heart faster, more white blood cells will be able to get to the site of infection faster through the vasculature).
How do cells get out of the vessels?
Step 3. The cells that were initially infected are releasing immune chemicals called chemokines. These specialized immune chemicals are designed to create a trail for white blood cells to follow. The greatest concentration of these chemokines are at the site of infection and the concentration tapers off as the molecules move to the vessels.
Using this information, how do you think white blood cells move to the site of infection?
Answers
The innate immune response helps recruit and direct white blood cells to the site of infection, allowing them to combat the infectious agent and initiate the immune response.
The innate immune system inflames upon infection. This procedure heats the diseased region. When the skin or mucus membranes break, the innate immune response kicks in to confine the infection.
Step 1: Increase white blood cell flow to the infection.
Increase blood flow to the diseased region. Blood flow brings additional white blood cells to the infection location. Vasodilation—widening blood vessels—can improve blood flow.
Step 2: Cells must move from vessels to the target.
Diapedesis (extravasation) lets cells leave blood arteries. White blood cells enter contaminated tissue through blood vessel walls.
Step 3: Chemokines guide white blood cells to the infection. Chemokines secreted by infected cells form a gradient with the highest concentration near the infection site. White blood cells follow this gradient to the infection site.
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What is an hypothesis?
1.
an explanation why or how an event happens
2.
an experiment to prove a theory
3.
a fact supported by experimental data
4.
a demgn for an experiment
Answers
Answer:
it should be 1. an explanation why or how an event happens
Explanation:
When you form a hypothesis, you are forming what you think will happen if you do this. then an experiment is usually followed shortly afterwards.
Which of the following did you include in your explanation? Check all that apply. chose an example of a tissue described the structure of that example described the function of that example explained how the structure enables the function
Answers
I apologize for any confusion. As an AI language model, I generate responses based on a mixture of licensed data, data created by human trainers, and publicly available data. I have not been directly trained on specific plagiarism guidelines. If you have any specific questions or need assistance with a particular topic, I'm here to help!
Choose an example of muscle tissue: Select a specific type of muscle tissue such as skeletal muscle, smooth muscle, or cardiac muscle.Describe the structure of the chosen muscle tissue: Provide details about its composition, including the presence of muscle fibers or cells, connective tissue, blood vessels, and nerve supply.Describe the function of the chosen muscle tissue: Explain the main role or purpose of the muscle tissue, such as voluntary movement (skeletal muscle), involuntary movement (smooth muscle), or pumping blood (cardiac muscle).Explain how the structure enables the function: Connect the structure of the muscle tissue to its function by describing how the arrangement of muscle fibers, specialized proteins (like actin and myosin), and coordinated contraction allow for the specific function to be performed effectively.Remember to use your own words and knowledge to provide a unique and personalized response.
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The complete question may be like:
In my previous explanation, I did not include any of the options you listed. However, I can certainly provide a similar question in the context of tissues. Here it is:
"Which of the following did you include in your description of muscle tissue? Check all that apply. Chose an example of muscle tissue, described its structure, described its function, explained how the structure enables the function."
Please let me know if you have any specific example or if there's anything else I can assist you with!
Using a metal spoon instead of disposable spoons is an example of…….
Answers
Title: Does temperature have an effect on growth rate of crystals? what about leaving them covered or uncovered? Does dry air or moist air seem to grow more crystals
Hypothesis:
IF
THEN
BECAUSE
Help pls
Answers
Answer:
Temperature also affects the growth of crystals because "the higher the temperature, the warmer the crystal solution will be, and the faster its molecules will move. This movement allows them to evaporate more quickly, leaving particles behind to form into crystals.
Explanation:
A Warm and Light Atmosphere
Warm air temperature aids water evaporation, causing the crystals to grow more quickly. Crystals will still grow in cooler temperatures, but it will take much longer for the water to evaporate. Crystal growth also requires light.
Why does an individual have the number of alleles for a trait they do? In other words, where do the alleles come from
Answers
Answer:
- An individual has two set of alleles for each trait because humans are diploid (two set of chromosomes).
Explanation:
Humans are DIPLOID in nature, meaning that they have two sets of each chromosome. Chromosomes contains genes, which come in different forms or versions called ALLELES. Since there are a pair of each chromosome, then there are two genes per chromosome. Hence, two possible forms of genes (alleles) can exist for each gene. That is, every gene will have two copies.
The alleles of each gene on a chromosome comes from each of the parents of an individual. For example, a human contains 23 pairs of chromosomes. Each pair of chromosome comes from the father and mother.
Answer:
Explanation:
It is important to note that alleles can be dominant, recessive, or codominant to each other, leading to variations we see in different organisms and traits. For example, how we can differentiate people by their eye color, blood group, hair color, all show that an allele is a specific form of a gene.
An individual has the number of alleles for a trait they do because each cell needs only certain genes to be active or activated in order to function genetically and since gene influence the way cells functions, so for each trait, there are two alleles per gene making an individual having two identical alleles of a particular gene or genes when the two alleles are the same. While having two different alleles of a particular gene or genes, when the two alleles are different. This is so important as the alleles affect the expression (phenotype) of a particular trait.
ASTRONOMY 20 POINTS
Why were the phrenological studies conducted by Dr. Franz Joseph Gall discredited in the nineteenth century?
A. Most of the confirmed hypotheses were found to be fabricated
B. Dr. Gall announced that his research was done incorrectly
C. Scientists were worried that the experiments would encourage racism
D. The descriptions within the observations were not testable and objective
Answers
Most of the confirmed hypotheses found to be fabricated were the phrenological studies conducted by Dr. Franz Joseph Gall discredited in the nineteenth century. Phrenology was a popular pseudomedicine in the late 19th century that posited measurements and other characteristics of the human skull determined different aspects of a person's actions and personality.
Answer A is correct.
Phrenology was mostly discredited as a scientific theory by the 1840s. This was due only in part to a growing amount of evidence against phrenology. Phrenologists had never been able to agree on the most basic mental organ numbers, going from 27 to over 40, and had difficulty locating the mental organs.
Gall believed that bumps on the surface of the brain could be detected by feeling the bumps on the surface of an individual's head. 1 He suggested that the bumps, indentations, and overall shape of the skull could be linked to different aspects of a person's personality, character, and abilities.
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Most of the confirmed hypotheses found to be fabricated were the phrenological studies conducted by Dr. Franz Joseph Gall discredited in the nineteenth century. Phrenology was a popular pseudomedicine in the late 19th century that posited measurements and other characteristics of the human skull determined different aspects of a person's actions and personality.
By the 1840s, phrenology had lost much of its credibility as a scientific hypothesis. This was only partially caused by mounting evidence that refuted phrenology. [40] Phrenologists struggled to locate the mental organs and were never able to agree on even the most basic mental organ counts, which ranged from 27 to over 40. Organ placement was determined by phrenologists using cranioscopic readings of the skull. According to research performed by Jean Pierre Flourens on pigeon brains, the loss of some brain regions either had no effect on function or resulted in the loss of a function entirely unrelated to that which phrenology had assigned to that region. Although not flawless, Flourens' experiment appeared to show that Gall's purported organs were fictitious.
Since phrenology was used by businesspeople to abuse the middle and working classes, scientists had also lost faith in it. The popularisation of phrenology led to its simplicity and the incorporation of physiognomic principles, which Gall had initially dismissed as a personality predictor. From the beginning, phrenology was tarnished by claims that it promoted materialism and atheism and undermined morals. All of them contributed to the demise of phrenology. Recent research have further debunked phrenology claims utilising cutting-edge technologies like magnetic resonance imaging.
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Define isomers in a short paragraph or couple of sentences
Answers
each of two or more compounds with the same formula but a different arrangement of atoms in the molecule and different properties.
2.
PHYSICS
each of two or more atomic nuclei that have the same atomic number and the same mass number but different energy states.
molecular chaperones assist proteins in the formation of ___.
Answers
Molecular chaperons are basically a group of proteins which help proteins in the formation of tertiary structure.
Molecular chaperons can be basically defined as a large group of unrelated protein families which perform the function of stabilizing unfolded proteins, unfold them for the translocation across the membranes or for the purpose of degradation, and to also assist in their correct folding as well as assembly.
Molecular chaperones happen to interact with the unfolded or the partially folded protein subunits. They can stabilize the non-native conformation and also facilitate correct folding of the protein subunits and help them achieve tertiary structure.
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Which of the following are virulence factors contributing the pathogenicity of Neisseria species?
a. exotoxins
b. fimbriae
c. hemolysin
d. a capsule
e. both a capsule and fimbriae
Answers
The virulence factors contributing to the pathogenicity of Neisseria species include fimbriae, hemolysin, and a capsule. So the options b, c, and d are all correct.
Virulence factors are substances or molecules released by pathogens such as bacteria, fungi, viruses and protozoa that enhance their function effectiveness and enable them to get the following-
Attachment to host cell and surface.
Evasion of the immune response of the host.
Suppression or inhibition of the immune response of host.
Getting nutrition from the host cells
However, exotoxins are not typically associated with Neisseria species.
Therefore, the correct answer is b, c, and d, and the incorrect option is a. Option e is not mentioned in the question, so it cannot be considered as an answer.
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The body of most fungi consists of threadlike _____, which form a network called a _____.
Answers
Answer:
The asnwer to your question is Hyphae and Mycelium
Explanation:
The body of most fungi consists of threadlike Hyphae, which form a network called a Mycelium.
I hope this helps and have a good day!
1. identify 10 biotic components of an chosen ecosystem.
Answers
Answer:
Explanation:
Biotic factors are living or once-living organisms in the ecosystem. These are
obtained from the biosphere and are capable of reproduction. Examples of
Biotic factors are animals, birds, plants, fungi, and other similar organisms.
Biotic describes a living component of an ecosystem; for example organisms, such as plants and animals.
Examples: All living things — autotrophs and heterotrophs — plants, animals, fungi, bacteria.
Living things that directly or indirectly affect organisms in
environment; organisms, interactions, waste; parasitism, and disease.
Hope it helps : )
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Your mom and dad each gave you 23. They make you, you and me, me. – What is it?
Answers
The answer would be 92
Answer:
92
Explanation:
23 * 4 = 92
hope this helped
relative mass for chlorine in MgCl2
Answers
The relative mass of chlorine in magnesium chloride (MgCl₂) is approximately 70.9 g/mol.
ow to find the relative massTo determine the relative mass of chlorine (Cl) in magnesium chloride (MgCl₂), we need to consider the atomic masses of magnesium (Mg) and chlorine.
The atomic mass of magnesium (Mg) is approximately 24.31 g/mol.
The atomic mass of chlorine (Cl) is approximately 35.45 g/mol.
Since there are two chlorine atoms in one molecule of magnesium chloride (MgCl₂), we can calculate the relative mass of chlorine in MgCl₂ as follows:
Relative mass of chlorine = Atomic mass of chlorine × Number of chlorine atoms
Relative mass of chlorine = 35.45 g/mol × 2
Relative mass of chlorine in MgCl₂ = 70.9 g/mol
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(a) Waves P and Q have the same __________, but wave P has twice the __________ of wave Q.
Answers
Answer:
(a) Waves P and Q have the same wavelength but wave P has twice the amplitude of wave Q.
(b) Waves Q and R have the same amplitude but wave R has twice the wavelength of wave Q.
(c) Wave T shows a steady frequency but changing amplitude.
(d) Wave S shows steady amplitude but a changing frequency.
e) Waves Q and R have a low amplitude and a steady frequency.
Explanation:
What is one function of mitosis
Answers
Answer:
An important function of mitosis is tissue repair/replacement.
Explanation:
The purpose of mitosis is to create more cells called daughter cells from the parent cell. Hence, mitosis can help in growth by producing more cells and replacing dying cells in order to keep the body functioning well.
What is the function of the axon terminals quizlet?
Answers
The axonal terminals are specialized to release the neurotransmitters of the presynaptic cell. The end bulb contains synaptic vesicles which are filled with a neurotransmitter substance.
The axon terminals, which also are intended for this function, diffuse across the synaptic from the presynaptic cell. The end bulb contains diffuse across the synaptic, filled with a neurotransmitter molecule.
What kinds of substances are neurotransmitters?By traveling across cells and attaching to receptor proteins on their intended recipients, neurotransmitters are able to interact. Each neurotransmitters attaches to a different receptor. For instance, catecholamine molecules attach to dopamine in the brain. When they link, they activate the target cells.
What type of neurotransmitter are they, out of the four types?
Every neurotransmitter in the mind and body serves a specific purpose. We shall focus on these six important receptors—glutamine, nicotinic receptors, dopamine, epinephrine, and serotonin—instead of the many minor and major ones.
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describe the movement of water across a cell membrane and the effects on the cell that is in a hypertonic, hypotonic or an isotonic environment surrounding a cell.
Answers
Answer:
If a cell is placed in a hypertonic solution, water will leave the cell, and the cell will shrink. In an isotonic environment, there is no net water movement, so there is no change in the size of the cell. When a cell is placed in a hypotonic environment, water will enter the cell, and the cell will swell.
Explanation:
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regarding the nature of natural selection, which of the following is not an accurate statement? regarding the nature of natural selection, which of the following is not an accurate statement? natural selection operates as a systematic, nonprogressive mechanism. natural selection can and does produce features that are less than perfect adaptations. natural selection acts on the phenotypes of individuals, but evolution occurs with changes in allele frequencies in populations. populations evolve traits by natural selection that will be useful for future environmental changes.
Answers
regarding the nature of natural selection, is not an accurate statement Option D: populations evolve traits by natural selection that will be useful for future environmental changes.
Darwin argued that individuals with advantageous mutations had a higher chance of surviving, reproduce, and establish themselves. They were chosen by nature because they were best suited for survival. Natural selection is the term used to describe this selection process.
The development of adaptable traits is a result of natural selection, one of the main factors underlying evolutionary change. It is impossible to comprehend how or why living things have evolved to demonstrate their diversity and complexity without a basic understanding of natural selection. Understanding natural selection is also becoming more and more important in real-world settings, such as resource management, agriculture, and medicine. Unfortunately, studies show that, even among many people with college biological education, natural selection is generally very poorly understood.
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For which of these questionls could a testable hypothesis be developed? Check all that apply.
Do children's heart rates increase at the same speed when walking uphill?
O Is
experimenting with moldy bread more fun than experimenting with yogurt cultures?
D Does temperature affect how long blood can be stored?
How does moisture affect the growth of moss on a tree?
Which of Leeuwenhoek's microscopes was
the coolest?
Done
Intro
Answers
A testable hypothesis could be developed for A. Do children's heart rates increase at the same speed when walking uphill, C. Does temperature affect how long blood can be stored?, and D. How does moisture affect the growth of moss on a tree.
What is a testable hypothesis?A testable hypothesis is a given explanation about a scientific question that may be tested by experimental and or observational procedures.
Therefore, with this data, we can see that a testable hypothesis is an explanation about an issue of the real world used to confirm or reject its assumptions.
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Explain how the shape of incisors helps them to carry out their function?
Answers
Answer:
Your eight incisor teeth are located in the front part of your mouth. You have four of them in your upper jaw and four in your lower jaw.
Incisors are shaped like small chisels. They have sharp edges that help you bite into food. Whenever you sink your teeth into something, such as an apple, you use your incisor teeth.
Incisors are usually the first set of teeth to erupt, appearing at about 6 months old. The adult set grows in between the ages of 6 and 8.
Answer:
Incisors have a tiny chisel-like form. They feature pointed edges that make it easier to bite into food. You use your incisor teeth whenever you bite down on anything, like an apple.
What are the driving forces of evolution and evidences which support existence of anagenesis evolution?
Answers
The driving forces of evolution and evidences that support existence of anagenesis evolution are mutation, natural selection, genetic drift, and gene flow.
Anagenesis, or "phyletic evolution," refers to the gradual transformation of a single species over time, eventually resulting in the emergence of a new species. The evidence for anagenesis comes from the fossil record, which shows a continuum of transitional forms between ancestral and descendant species.
Anagenesis is also supported by genetic studies that demonstrate how populations can accumulate genetic changes over time that eventually lead to the emergence of new species. The concept of anagenesis is important because it challenges the notion that speciation occurs solely through the branching of lineages, highlighting the importance of gradual and continuous evolutionary change.
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I need the answers and a simple explanation, please :)
3. The main difference between saturated and unsaturated fatty acids is
(a) the amount of energy found in the fatty acid.
(b) saturated fatty acids are liquids.
(c) unsaturated fatty acids can be packed together very tightly.
(d) the number of hydrogen atoms bonded to the carbon atoms.
4. The function of proteins can include
(a) helping cells keep their shape.
(b) helping to destroy foreign substances.
(c) speeding up biochemical reactions.
(d) all of the above
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5. The characteristics of DNA includes which of the following?
(a) DNA is made of nucleotides consisting of a sugar, a phosphate group, and a carbon base
(b) DNA is made of a single polynucleotide chain, which winds into a double helix.
(c) DNA is how inherited characteristics are passed from one generation to the next.
(d) all of the above
6. Which category of organic compound is the major component of cell membranes?
(a) carbohydrate
(b) lipid
(c) protein
(d) nucleic acid
7. The cell wall of plants is made out of
(a) starch.
(b) glycogen
(c) cellulose
(d) chitin
Answers
Answer:
3. (a) the amount of energy found in the fatty acid.
4. (d) all of the above
5. (c) DNA is how inherited characteristics are passed from one generation to the next.
6. (b) lipid
7. (c) cellulose
Explanation:
3. Saturated fats have more energy due to the double bonds that are found in the molecules.
4. Different proteins have various and roles within the cell.
5. Each nucleotide, in turn, is made up of a nitrogenous base (not carbon base), a pentose sugar, and a phosphate. DNA is a double chain.
6. Biological membranes consist of a continuous double layer of lipid molecules in which membrane proteins are embedded.
7. The cell wall is composed of a network of cellulose microfibrils and cross-linking glycans embedded in a highly cross-linked matrix of pectin polysaccharides.
tell me... if horses can pull wagons... how come humans can pull 18 wheelers?
Answers
Horses can pull wagons because they are large and strong animals with the ability to generate a significant amount of pulling force. Similarly, humans can pull 18 wheelers because they have access to specialized equipment such as hydraulic jacks, winches, and power lifts that enable them to exert a greater amount of force than would be possible with just their own strength.
What is the working principle of hydraulic jacks?Hydraulic jacks work on the principle of Pascal's law, which states that pressure applied to a confined fluid is transmitted equally in all directions and acts with equal force on equal areas.
In addition, humans can use leverage and mechanical advantage to amplify their strength and make it easier to pull heavy loads. For example, using a pulley system can reduce the amount of force required to move a heavy object, making it possible for a human to pull an 18-wheeler.
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mike has a problem with his testosterone. he is unable to produce enough.which will most likely be affected by his inability to produce testosterone? select two options.urine productionsperm productionproducing fluid to help sperm moveappearance of secondary sex characteristicsegg productionegg movement to the uterus
Answers
The two options most likely affected by Mike's inability to produce enough testosterone are sperm production and the appearance of secondary sex characteristics, options B & D are correct.
Testosterone plays a crucial role in sperm production, influencing the development and maturation of sperm cells. Insufficient testosterone levels can lead to decreased sperm production and potentially affect fertility.
Testosterone is also responsible for the development of secondary sex characteristics in males. These characteristics include deepening of the voice, growth of facial and body hair, increased muscle mass, and changes in body shape. If Mike is unable to produce enough testosterone, these masculine features may be impaired or delayed, options B & D are correct.
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The complete question is:
Mike has a problem with his testosterone. He is unable to produce enough. Which will most likely be affected by his inability to produce testosterone? Select two options.
A) urine production
B) sperm production
C) producing fluid to help sperm move
D) appearance of secondary sex characteristics
E) egg production
F) egg movement to the uterus
How would your chromosomes compare to someone else’s chromosomes?
Answers
Answer:
Genes are segments of deoxyribonucleic acid (DNA) that contain the code for a specific protein that functions in one or more types of cells in the body. Chromosomes are structures within cells that contain a person's genes. Genes are contained in chromosomes, which are in the cell nucleus.
Explanation:
i hope this helped
Definition for mutation
Answers
Answer:
Change
Explanation: