Answer: lots of pollution
i don't really know how to explain it but it will definitely kill and destroy the earth and its population.
what are some causes of the background and mass extinction
Some causes of the background are; Gradual environmental change, Predation, Genetics, and causes of mass extinction are; Catastrophic events, environmental change, Oceanic changes, and Human activities.
Causes of background extinction; Changes in the environment, such as climate change or geological events, can cause slow, long-term changes that make certain species less adapted to their environment.
The introduction of new predators or changes in predator-prey relationships can also lead to the extinction of some species.
Genetic factors can play a role in the extinction of species, particularly in small populations where genetic diversity is low.
Causes of mass extinction; Mass extinctions can be caused by catastrophic events, such as asteroid impacts, massive volcanic eruptions, or global climate change.
Rapid changes in the environment, such as sudden climate change or sea level change, can cause species to become extinct.
Changes in the ocean, such as ocean acidification or anoxia, can lead to the extinction of marine species.
Human activities such as overhunting, habitat destruction, pollution, and introduction of invasive species can also contribute to mass extinction events.
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what is the meaning of involuntary action
Involuntary actions is when something happens unintentionally or without a person's conscious control, it is said to be occurring involuntarily
What is Involuntary actions?When something happens unintentionally or without a person's conscious control, it is said to be occurring involuntarily. Usually, the autonomic nervous system or reflexive reactions control these actions.
In contrast to voluntary acts, which may be controlled consciously, involuntary actions occur without conscious thought or intentional decision-making.
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A chemical was added to hand sanitizers and dish detergents to kill bacteria. Certain species of bacteria are no longer killed by this chemical. One likely
reason for the decreased effectiveness of this chemical is that these bacteria have
1. slower metabolic rates
2. a mutation for resistance
3. been selectively bred for survival
4. an adaptation to a different niche
Is a carbon atom covalently bonded to a hydrogen atom positive, negative, partial positive or partial negative ?
___ moves molecules by going from an area of a low concentration gradient to a high concentration gradient
active transport or passive transport
Answer:active trasport.
During a University of Nevada, Reno blood donation campaign, the frequencies of alleles determining the ABO blood groups were determined to be 0.70 for IO, 0.2 for IA and 0.1 for IB. Assuming random mating, what is the expected frequency of blood type O?
Answer:
The expected frequency of blood type O is 0.49
Explanation: Due to some technical problems, you will find the complete answer and explanation
When we ingest large molecules, they must undergo several processes before they may be completely digested. One of these processes uses both skeletal and smooth muscle contractions. This is called _____________. A. Absorption B. Secretion C. Chemicaldigestion D. Mechanical digestion
When we ingest large molecules, they must undergo several processes before they may be completely digested. One of these processes uses both skeletal and smooth muscle contractions. This is called mechanical digestion (option D)
Digestion is the process by which food
molecules is broken down into smaller particles.
This also takes two forms one of which is chemical digestion and the other: mechanical digestion.
Mechanical digestion involves the physical aspect of digestion which may include churning in the mouth, contraction of the smooth muscle etc.
All this is to break the food down into smaller particles. Chemical digestion is done with the aid of enzymes to help break large food particles down
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Who wrote about the idea that if more people are born then die it can lead 1 point
to war, famine, and will slow population growth.*
-Hutton
-Lamarck
-Malthus
-Farmers/Breeders
In which mitotic phase does the process of cytokinesis conclude? (1 point)
O interphase.
O telophase
O prophase.
O metaphase.
When cytokinesis reaches telophase, it has completed the mitotic phase.
Explain about the telophase?Each set of chromosomes produces a nuclear membrane that separates the nuclear DNA from the cytoplasm during telophase. The chromosomes become less tightly wound and more dispersed as a result of uncoiling.
After telophase, there is a process known as cytokinesis in which the cytoplasm is divided into two daughter cells. The outcome of this technique is the generation of genetically identical daughter cells. In mitosis, an even division of each duplicate chromosome occurs. Two identical nuclei are consequently formed during telophase. Because they will behave in the same way, these cells can be used to regenerate damaged cells or to produce complete beings from a single zygote.
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what does albino mean
Albino is when a person or animal has an absence of pigment, (color), in their skin and hair, causing it to look white or pink-ish.
Two scientists are both studying RNA. One scientist is studying RNA in mice and the other is studying RNA in E. coli bacteria. Which of the following best describes how each scientist would use a genetic code?
A. Both scientists would use the same genetic code because all organisms have RNA.
B. Both scientists would use the same genetic code because in all organisms the code is read three bases at a time and in the same direction.
C. The scientist studying mice would use the genetic code for mice and the scientist studying E. coli would use the genetic code for E. coli because mice are more complex multicellular organisms.
D. The scientist studying mice would use the genetic code for eukaryotes and the scientist studying E. coli would use the genetic code for prokaryotes because they each have different types of chromosomes.
Answer:
B. Both scientists would use the same genetic code because in all organisms the code is read three bases at a time and in the same direction.
Explanation:
The genetic code, which refers to how a gene is used to synthesize a protein in cells, is said to be NEARLY UNIVERSAL for all living organisms. This characteristics means that the same genetic code is used by almost every living organism.
According to this question, two different scientists are studying RNA in mice and E.coli bacteria respectively. Based on the characteristics of the genetic code explained above, each scientist will use the same genetic code for the two organisms because in all organisms the code is read three bases at a time called CODON and in the same direction.
Why are enzymes important for our bodies
Answer:
Because enzymes have many functions as chemical catalysts in numerous chemical reactions (for example in metabolism). By lowering the activation energy, they make it much easier to carry out reactions. They are also indispensable for signal transduction and cell regulation, often via kinases and phosphatases. They also generate movement, with myosin hydrolyzing ATP to generate muscle contraction, and also transport cargo around the cell as part of the cytoskeleton. Other ATPases in the cell membrane are ion pumps involved in active transport.
Why cereals is regarded as staff of life
Answer:
because is very important
.........
Can you imagine circumstances under which it might actually be useful to alter multiple components/factors simultanously during an experiment for seperate replicates?
Circumstances in which it may be useful to change several components/factors simultaneously during an experiment for separate replicates to account for natural and temporal alternations, regardless of time period or logistical difference.
Why is it important to repeat an experiment multiple times?Repeating an experiment more than once helps determine if the data was a fluke, or represents the normal case. It helps guard against jumping to conclusions without enough evidence. The number of repeats depends on many factors, including the spread of the data and the availability of resources.
With this information, we can conclude that A variable is anything that can change or be changed. In other words, it is any factor that can be manipulated, controlled for, or measured in an experiment.
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What are the components of both hydraulic and pneumatic fluid systems?
Answer:
Hydraulic and Pneumatic Fluid Power Parts and Systems Bearing Service is a stocking distributor for a full line of hydraulic and pneumatic components such as pumps, motors, valves, cylinders, actuators, transfer pumps, filters, regulators, lubricators, air dryers, and filtration units.
Explanation:
What must organisms do in order to survive in the world? Check all that apply
Question 1 options:
Maintain structure
Produce offspring
Obtain energy
Breathe oxygen
Answer:
All of the above because all of them makes sence
Explanation:
Hope this helps :D
3. How is Acetyl-CoA prsluced during the acrobic oxidation of carbohydrates, and what happens to it? How is it produced during the aerobic oxidation of titty acids, and what happens to it
During the aerobic oxidation of carbohydrates, acetyl-CoA is produced through a series of metabolic reactions known as glycolysis and the citric acid cycle. During the aerobic oxidation of fatty acids, acetyl-CoA is produced through a process called beta-oxidation.
Pyruvate then enters the mitochondria, where it undergoes further processing to produce acetyl-CoA. This conversion occurs through a process called pyruvate decarboxylation, where pyruvate loses a carbon dioxide molecule and combines with coenzyme A (CoA) to form acetyl-CoA. Acetyl-CoA is a key molecule in energy metabolism and serves as a precursor for the citric acid cycle.
During the aerobic oxidation of fatty acids, acetyl-CoA is produced through a process called beta-oxidation. Fatty acids are broken down into two-carbon units, which then combine with CoA to form acetyl-CoA. This process occurs in the mitochondria, where fatty acids are sequentially cleaved into acetyl-CoA molecules. The acetyl-CoA molecules can enter the citric acid cycle to generate energy through oxidative phosphorylation.
Once acetyl-CoA is produced, it enters the citric acid cycle, also known as the Krebs cycle or TCA cycle. In this cycle, acetyl-CoA undergoes a series of enzymatic reactions, resulting in the production of ATP, NADH, and FADH2. These energy-rich molecules are then utilized in the electron transport chain to generate ATP through oxidative phosphorylation.
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In which system does kidney disease originate?
Answer:
excretory
Explanation:
others make no sense
The inhibited mucus production leads to digestive difficulties. To aid with this, Apollo is prescribed a smooth muscle stimulant to help food move forward by peristalsis. Of course, this has effects in other areas. All of the following regions are affected by the stimulant, leading to increased urination, except:
a. ductus deferens.
b. epididymis.
c. urinary bladder.
d. urethra.
Answer: B. Epididymis
Explanation:
The region that'll be affected by the smooth muscle stimulant to help food move forward by peristalsis and hence leads to increased urination include the ductus deferens, urinary bladder and the urethra.
It should be noted that the epididymis isn't affected by the stimulant. The epididymis is simply the long, coiled tube which helps in the storage of sperm and then transports it from the testes.
The head of the epididymis is characterized by a thick epithelium which has a long stereocilia and a little smooth muscle. Therefore, the smooth muscle stimulant will not be necessary.
which feature does a typical prokaryotic cell have that a eukaryotic cell doesn't
a. cytoplasm
b. DNA
c. cell membrane
d. cell wall
Prokaryotic cells don't have membrane bound nucleus, microtubules, lysosomes, and endoplasmic reticulum (ER). Prokaryotic are also always unicellular. Hope that helps.
What are the living and non-living parts of blood called?
Answer:
The non-living component of our blood is known as the extracellular matrix, called plasma,and it makes up 55% of our blood composition and makes blood unique among connective tissues because it is fluid.
Explanation:
Living blood cells)—include red blood cells (RBCs), white blood cells (WBCs), and cell fragments called platelets, and this makes up 45% of our blood composition.
Insects can show three types of development. One of them, holometaboly (complete development), consists of the stages of egg, larva, pupa and sexually mature adult, which occupy different habitats. Insects with holometaboly belong to the most numerous orders in terms of known species. This type of development is related to a greater number of species due to the a) protection in the pupa stage, favoring the survival of fertile adults. b) production of many eggs, larvae and pupae, increasing the number of adults. c) exploration of different niches, avoiding competition between life stages. d) food intake at all stages of life, ensuring the emergence of adults. e) use of the same food in all stages, optimizing the body's nutrition.
Answer:
Three major types of insect development: a) Ametabolous development typified by the silverfish, b) Hemimetabolous development typified by the cockroach; in some hemimetabola such as termites and grasshoppers there may be more than one stage with wing pads that could be called nymphal; c) Holometabolous development
The correct answer is option C) exploration of different niches, avoiding competition between life stages.
Each phase of development presents a different habitat and niche, which prevents competition between species, that is, intraspecific competition. In this way, the effectiveness of the animal within its environment is increased, as well as its adaptation to the environment.
The other alternatives highlight stages of development that exist, but are not related to the increase in the number of species or to the justification presented.
True or false when a haploid sperm and a haploid egg join the result is a diploid cell  
Answer: true
Explanation:
Once fertilized, the egg is called a zygote. Fertilization is not complete, however, until the two haploid nuclei (called pronuclei) have come together and combined their chromosomes into a single diploid nucleus.
Where are the A, B and RH antigens located
Answer: The A, B, and Rh antigens are located on the surface of red blood cells.
Explanation:
this is a trait passed down to us from our parents or other relatives. it is passed down through genes
Answer:
Inherited traits are the ones which have passed on from the parents to the children and can go on passing to the coming future generations as well. Traits are the physical characteristics expressed when specific allele of specific gene is present.
29. Brain has one son, two grandchildren, and three great-grandchildren. This is example of
O exponential growth.
Odynamic growth.
O linear growth.
Obinary growth.
This is an example of exponential growth.
Exponential growth refers to a pattern of growth where the quantity or size of something increases at an accelerating rate over time.
In the given scenario, Brain has one son, two grandchildren, and three great-grandchildren.
Each generation is producing more offspring, resulting in a rapidly increasing number of descendants.
The progression from one generation to the next demonstrates exponential growth because each subsequent generation adds more individuals than the previous one.
As the generations continue, the number of descendants grows exponentially larger.
Exponential growth can be observed in various natural and human-made systems, such as population growth, compound interest, and the spread of infectious diseases.
In this case, the number of descendants in Brain's family tree follows an exponential pattern, as each new generation multiplies the number of offspring, leading to a significant growth rate.
Therefore, the example given aligns with the concept of exponential growth.
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Organisms that reproduce sexually are different from organisms that
reproduce asexually in that sexually reproducing organisms have
A. a larger number of offspring
G. offspring that are nearly identical to their parent
V. more genetic variation among their offspring
E. offspring that are perfectly adapted to their parents' habitat
Answer:
I think it's V!
Explanation:
It's because they have 2 sets of genetic variations which are delivered from the (pollen in plants and sperm in animals)-while the other one is an egg which is a gamete...
"Sexually reproducing organisms make sex cells or gametes."
Question 2 of 10
Plants combine carbon dioxide and water to make what substance?
Answer:
C6H12O6
Explanation:
GLUCOSE
Frank is trying to model how the body works when an athlete runs a 10-kilometer race. He includes several body systems in his model. Frank includes the muscular system because it coordinates with the skeletal system to create the physical motion of running. He also includes the nervous system because it sends the electrical and chemical messages to the arms and legs signaling them to move. Frank also adds the circulatory system because it works to pump more oxygenated blood to the cells during the run. Which of the following is illustrated by Frank's model?
A. The muscular system is the most important system needed to run.
B. Multiple systems of the body must interact to carry out the functions needed to run.
C. Only one body system can work at a time to carry out the functions needed to run.
D. Body systems do not interact with each other to carry out the functions needed to run.
:the answer is b
Explanation:
explain how energy from sunlight is used during photosynthesis, then how the energy is transferred to animals that cannot harness energy directly from the sun.
help me please
Answer:
During photosynthesis, plants trap light energy with their leaves. Plants use the energy of the sun to change water and carbon dioxide into a sugar called glucose. Glucose is used by plants for energy and to make other substances like cellulose and starch. Cellulose is used in building cell walls.The chloroplasts collect energy from the sun and use carbon dioxide and water in the process called photosynthesis to produce sugars. Animals can make use of the sugars provided by the plants in their own cellular energy factories, the mitochondria. ... The energy cycle for life is fueled by the Sun.