zebra mussels are small freshwater mollusks that were accidentally introduced to many lakes and rivers in the united states from europe. zebra mussels are filter feeders that consume large quantities of small food particles such as phytoplankton and zooplankton. butterfly mussels are native mollusks with feeding habits that are similar to those of zebra mussels. which statement best predicts how a population of butterfly mussels in a lake will be affected by the introduction of zebra mussels? question 2select one: a. the butterfly mussel population will decrease because the butterfly mussels will be unable to attain enough free energy due to increased competition from the zebra mussels. b. the butterfly mussel population will increase because the butterfly mussels will adapt to fit an environmental niche in which additional free energy is available. c. the butterfly mussel population will decrease because overcrowding will force the butterfly mussels to migrate to a new location that has less free energy available. d. the butterfly mussel population will increase because the butterfly mussels will be able to capture additional free energy from parasitizing the zebra mussels.
Answers
Based on the information provided, the best prediction for how a population of butterfly mussels in a lake will be affected by the introduction of zebra mussels is that the butterfly mussel population will decrease because the butterfly mussels will be unable to attain enough free energy due to increased competition from the zebra mussels. Both zebra mussels and butterfly mussels are filter feeders that consume small food particles.
With the introduction of zebra mussels, there will be an increase in competition for the same food source, leading to a decrease in the population of butterfly mussels as they struggle to attain enough free energy. Therefore, option A is the correct answer.
The statement that best predicts how a population of butterfly mussels in a lake will be affected by the introduction of zebra mussels is: A. The butterfly mussel population will decrease because the butterfly mussels will be unable to attain enough free energy due to increased competition from the zebra mussels. Both species have similar feeding habits, and the presence of zebra mussels will increase competition for resources such as phytoplankton and zooplankton, potentially leading to a decline in the butterfly mussel population.
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Related Questions
HELP PlEASE
Which of the following is NOT a factor that affects climate? Question 6 options: how close you are to the equator how close you are to the ocean how close you are to mountains these all affect climate
Answers
Answer:
these all affect climate
Explanation:
The climate of a place is driven by altitude, latitude, and nearness to the ocean, nearness to the equator. The climate is not affected by time, but is affected by all the physical factors such as the earth's rotation, the axial tilt of angle of inclination of sun.If you were to leave a pan of water outside for several days what would happen
Write a scientific report on the what would happen, and how would they relate to the tree states of water: solid, liquid and gas.
At least 3 paragraphs.
Answers
Answer:
the water would evaporate and the water would be gone
Explanation:
hope this helps
Photosynthesizing leaves are the source of ____________ which is actively transported to the ____________ within the phloem.
Answers
Photosynthesizing leaves are the source of sugar which is actively transported to the seive tube
within the phloem.
What do organisms that produce photosynthesis use?Carbon dioxide (CO2) is used by photosynthetic organisms as their primary source of carbon, and this molecule is reduced during photosynthetic reactions. Actually, adding carbon dioxide to microalgae is recognized as a suitable method for increasing microalgal production.
The glucose is prepared by the source by photosynthesis , it is converted to sucrose . The sugar is then moved in form of sucrose into the companion cells and then into living phloem, seive tube cells by active transport.
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Why woman's have big hips? what are the advantages & disadvantages of having big hips?
Answers
Answer:
Women have wide hips or big hips in order to be prepared for the childbirth and permitting pregnancy. The size of the hips of the women starts to wide during puberty as hips bone widens due to the estrogen that leads to increase in size of pelvis.
Advantages of big hips in women:
Besides the sexual attraction widen or big hips are the essential for the physical support and helps in conceiving pregnancy and permitting childbirth. It is also helps in advantage of store fat.
There are not enough significant disadvantages of wide hips other than physical and sexual challenges.
true or false: lactic acid fermentation is a type of aerobic respiration (needs o2) that helps organisms generate atp when it's cold outside.6
Answers
False. Lactic acid fermentation is a type of anaerobic respiration (does not need O2) that helps organisms generate ATP when there is not enough oxygen available, not necessarily when it's cold outside.
Lactic acid fermentation is a metabolic process that occurs in some bacteria and animal cells when there is a lack of oxygen. During this process, glucose or other six-carbon sugars are converted into energy and lactate, which is the lactic acid in the solution. The process involves the transfer of electrons from NADH to pyruvate, which generates lactate as a byproduct. Lactic acid fermentation is used in the production of various foods and beverages, such as yogurt, cheese, and sauerkraut, where bacteria ferment the food in a brine solution.
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Fungi can be beneficial or destructive. One type of fungi, corn smut, attacks grain plants like corn. What would likely happen to these crops when they are attacked by smut?A. The crop yield is increased.B. The plants stop reproducingC. Results in huge crop loss
Answers
The Ustilago maydis is a fungi that causes a plant disease named corn smut, that attacks corn and teosinte plants. The corn smut reduces corn yields causing economic impact for the producers and farms, the symptoms of the disease are:
- Seeding infection causes the twisting and dropping of the leaves;
- Can effect the stem, leaves, clum, and stages of seed maturity;
- The apparence of gray to grayish black sori on the leaf and sheath, the sorus will contain black powder mas of spores of the fungi. Therefore, the disease will cause a huge crop loss (C), since the corn with the corn smut will not be sell to the consumers.
Viral particles contain both nucleic acid and protein are can replicate inside of a host cell. Technically, this constitutes a "self-replicating molecular assemblage" which is also one way to define life. Therefore, one can conclude that
Answers
One definition of life is a self-replicating molecular assembly, and viral particles that include both nucleic acid and protein and can multiply inside a host cell can be considered to be such.
Thus, it is possible to draw the conclusion that life can exist in the form of a virus that can reproduce and develop inside a host cell.
Viruses have the ability to mutate, which allows them to adapt to different surroundings and acquire resistance to treatments and medications. They may also self-replicate and evolve within a host cell.
Viruses can also be employed to transfer genetic material between organisms, allowing for the emergence of new life forms. Transduction is a technique used in genetic engineering and biotechnology.
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Woolen garments were produced from _______ raised on the manor.
Answers
Answer:
sheep or lambs
Explanation:
Wool comes from sheep
what is the difference between mitochondria and chloroplast
Answers
Chloroplasts are found in plants and algae. They're responsible for capturing light energy to make sugars in photosynthesis.
Hope this helps!
Active transport is used to move molecules across the cell membrane. Which of the following are characteristics of active transport?
Answers
Answer:
The movement of dissolved molecules into or out of a cell via the cell membrane, from a lower concentration to a higher concentration, is known as active transport. The particles use energy generated during breathing to travel against the concentration gradient.
Answer: (C) Proteins
Explanation: In active transport, molecules are moved across the cell membrane with the help of ✔ proteins.
which list contains items that all belong together? please choose the correct answer from the following choices, and then select the submit answer button. answer choices genetics, learning, maturation incorrect: nurture, experience, maturation nurture, experience, maturation maturation, heredity, nature genetics, the environment, experience
Answers
The correct answer is "nurture, experience, maturation." These three terms are all related to the development and shaping of an individual's behavior and personality.
Nurture refers to the influence of the environment, including upbringing and socialization, on an individual's development. Experience includes the various events and interactions that a person encounters throughout their life, which can also shape their behavior and personality. Maturation refers to the natural biological processes that occur as an individual grows and develops, which can also have an impact on their behavior and personality.
Therefore, all three of these terms are closely related and belong together in the same category of factors that contribute to human development.
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Which of the following is an example of an animal found in the phylum Nematoda?
Answers
Answer:
Explanation:
Parasitic nematodes found in class Rhabditea include Ascaris, Enterobius (e.g. human pinworm), Necator species as well as Wuchereria species. These species infect and cause a variety of diseases in human beings ranging from minor to very serious conditions.
What best describes the role of chromosomes in the nucleus of a cell
Answers
The chromosomes in the nucleus of a cell act as a storage unit for genetic information, and they play a vital role in cell division and replication.
During cell division, the chromosomes divide and replicate, allowing the genetic material to be evenly distributed among the new cells. Chromosomes play a crucial role in the transmission of genetic information from parent to offspring. They carry genes, which are segments of DNA that code for specific traits. When a cell divides, the chromosomes ensure that each new cell receives an identical copy of the genetic material. The number and structure of chromosomes vary among different organisms. For example, humans have 46 chromosomes, while dogs have 78 chromosomes. Some organisms, such as bacteria, have a single circular chromosome. Other organisms, such as fruit flies, have many different chromosomes. Chromosomes can be studied and analyzed in various ways, including karyotyping and chromosomal mapping. These techniques help scientists understand the genetic basis of inherited diseases and other genetic traits.
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If a mineral has a mass of 20 and a volume of 4, What is its density?
Answers
Answer:
5 g/cm²
Explanation:
Density = Mass/Volume = 20/4 = 5
Therefore, the density of the mineral is 5 g/cm². (Assuming those are the proper units).
Explanation:
d =mass/volume
d=20/4 =5
b. Fill in the blanks of this sentence: "Though ultimately all of these substances cross through the into the ..."|
Answers
Answer:
into the mind .
Explanation:
The statement is about drugs .
Drugs are too dangerous now a days .These first feel to you good.Then you get addicted to these drugs27. If vesicles are almost constantly pinching off
from the ER to carry proteins to the Golgi apparatus,
why does the ER not shrink and finally disappear?
Answers
The ER WILL disappear but that happens when it is compromised or the cell dies. The ER or Endoplasmic Reticulum are set in 2 group Rough ER and ER those are not related to the subject. The ER shrinking is likely a cause of mutation and the cell will eventually die, otherwise the ER should not shrink and disappear.
A paramecium moves using hairlike structures on the outside of its body. What type of protozoa is
a paramecium?
A. Flagellate
B. Ciliate
C. Sporozoan
D. Sarcodine
Answers
Answer:
The answer is ciliate
Explanation: The answer is Ciliate because Ciliates are a type of protozoa that move using hair-like structures called cilia. .
When stomata are closed during hot weather, Oxygen combines with RuBP and a wasteful process occurs, known as:
a. photo phosphorylation
b. photo transpiration
c. photochemical
d. photorespiration
Answers
Answer:
Photorespiration
Explanation:
What did Aristotle observe to help him understand that Earth is round?
Answers
Answer:
Aristotle observed that only 50% of the stars are visible at one time, concurring that Earth is round because if not we would all see the same stars 100% of the time.
Describe how the defect in the Single-Mutant (Sev R7 precursor cell causes the cell to become cone cell instead of a photoreceptor cell. No response entered (c) The scientists predict that the presence of activated Ras in the Double-Mutant (Sev RasD) R7 precursor cell will enable the cell to differentiate into an R7 photoreceptor cell Based on Figure evaluate the likely accuracy of their prediction_ No response entered (d) The Sev RTK is expressed In more cell types than just R7 precursor cells, and It appears to be important in determining the phenotypes of these Other cells. Explain how one receptor can Induce different phenotypes In different cell types: No response entered
Answers
The Ras protein cannot bind to Sev RTK, so there is no signaling pathway causing the cell to become a cone cell.
RAS proteins play an important role in normal development. Active RAS promotes cell growth, proliferation, and migration. RAS in normal cells receives and obeys signals to rapidly switch between active (GTP form) and inactive (GDP form) states.
Ras proteins are proto-oncogenes that are frequently mutated in cancers in humans. They are encoded by three genes that are widely expressed: HRAS, KRAS, and NRAS. These proteins are GTPases, which act as molecular switches, regulating pathways involved in cell proliferation and survival. KRAS is the most frequently mutated of the three Ras isoforms, accounting for 75% of Ras-mutant cancers in 19 of the 29 cancer types listed in Table 1.
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What made the discovery of penicillin significant?
Answers
The discovery of Penicillin is significant because Penicillin wаs the first effective аntibiotic thаt could be used to kill bаcteriа.
The discovery of penicillin wаs а mаjor medicаl breаkthrough. Penicillin wаs the first effective аntibiotic thаt could be used to kill bаcteriа. This meаnt thаt cures for serious illnesses were possible even if the pаtient hаd the diseаse. Penicillin hаd been discovered during the 19th century, but it wаs Аlexаnder Fleming who first reаlised its greаt importаnce in 1928. During World Wаr I, he noticed thаt аntiseptics seemed unаble to prevent infection, pаrticulаrly in deep wounds. He decided to try to find something thаt could kill the bаcteriа which cаused infections like septicаemiа.
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What is the difference between canola oil and vegetable oil.
Answers
Answer:
Canola is more healthier because it's lowered in saturated fat compared to vegetable oil. Vegetable oil is also blended in a mild flavor.
Explanation:
Explanation: the difference between the two is saturated fat.
Canola oil has 7% fat and 63% monounsaturated fat
vegetable oil has varies based on composition of oil
Canola is used for stir-frying, deep frying
Vegetable oil is used for HIGH heat frying and can substitute as butter or margarine
3. The fact that the genetic code is universal suggests that:
A. All organisms evolved from separate original ancestors.
B. Life forms have a common evolutionary ancestry.
C. Protein makes up the genetic material.
D. Evolution does not really occur.
Answers
Answer:
B. Life forms have a common evolutionary ancestry.
Explanation:
A. All organisms evolved from separate original ancestors.
-> We know this is not true. If organisms evolved from separate ancestors, they would have different genetic code.
C. Protein makes up the genetic material.
-> This was proven false in Hershey–Chase experiment.
D. Evolution does not really occur.
->This one's obviously false as speciation happens regularly.
1. Who is the farther of biology?
2. Who discovered the nucleus?
3. How do viruses violate the cell theory?
Answers
Answer:
1. Aristotle is known as the "Father of Biology" because he widely studied the natural world and examined its origins using scientific insights and systematic observations rather than connecting it to diving interference. He was also the first to uncover the relationship between animals and establish a system of classification.
2. Ernest Rutherford, a New Zealand scientist, discovered the nucleus in 1911
3. Viruses are not made of cells and therefore do not use any cells in any of their processes meaning they are not related to the cell theory.
approximately ____________ of the gametes produced by an individual heterozygous for an inversion will be nonviable.
Answers
Approximately 8 of the gametes produced by an individual heterozygous for an inversion will be nonviable.
Trihybrids have the genotype AaBbCc. During fertilisation, 8 different types of gametes are created. The letters are ABC, ABc, AbC, Abc, aBC, aBc, abC, and ABC.So, "8" is the right answer.
Following fertilisation, the YyRr (yellow and round) F1 heterozygote will develop. There are two possible choices when selfing F1, namely YR, YR, yR, yr. As a result, four different types of gametes are produced in the ratio 1:1:1:1.
A heterozygote (Aa creates A and a) for a given gene has two allele types and produces two distinct gametes.An organism can create a total of 2n different types of gametes, where n is the total number of heterozygous genes.
Given that the genotype TtRr is heterozygous for two genes, the number of gametes that could be produced by it is 22/4.An organism that is a hybrid
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be able to distinguish whether a group is monophyletic,paraphyletic, or polyphyletic. which types of groups do we strive to recognize in classification schemes?
Answers
Paraphyletic groups fall under a taxon consists of unrelated organisms but fall under recent different common ancestors. Monophyletic groups are those that include all descendants of the ancestor. Paraphyletic group does not include all the descendants of the ancestor.
A monophyletic group which is called a clade, includes an ancestral taxon including all of its descendants. A monophyletic group can be separated from the root with a single cut, whereas a non-monophyletic group needs two or more cuts.
Paraphyletic groups include a single common ancestor but they will include only some of its descendants.Paraphyletic is used when studying significant traits that led a subclade in an evolutionary divergent from more inclusive clade. This is because it is always useful to consider the paraphyletic group without taking into consideration the larger clade.
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Through what process does water enter the atmosphere from the ocean?
A. Transportation
B. Evaporation
C. Runoff
D. Filtration
Answers
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How is species interaction a factor in evolution? Use the ant and the acacia tree as an example.
Answers
Answer:
The mutualistic association between acacia plants and the ants that live on them is an Example, The plants provide food and accommodation in the form of food bodies and nectar as well as hollow thorns which can be used as nests. The ants return this favor by protecting the plants against herbivores.
Explanation:
Which of these minerals and mineral resources is composed of the remains of plants that lived and died millions of years ago? A. Coal B. Aluminum C. Salt D. Petroleum
Answers
Answer:
Option A.
Explanation:
Coal is the correct answer because the coal is an organic sedimentary rock. These are formed from the dead remains of plants that were buried millions of years back.
Which has been observed in the study of embryology?
A.Species whose embryos have similar traits rarely have a common ancestor.
B.Species whose embryos have similar traits always have similar body forms as adults.
C.All traits present in early embryos remain throughout development.
D.Some traits in certain embryos disappear as the embryo develops.
Answers
Answer:
D. Some traits in certain embryos disappear as the embryo develops
Explanation:
I don't know how I would explain it, but I can list some of the things that disappear such as... Gill slits, and tails. Hope this helped :D
Answer:
D. Some traits in certain embryos disappear as the embryo develops.
Explanation:
Embryology is the study of embryos. Embryos of different animals such as mammals, birds, fish, reptiles etc. look alike that is they are very similar. Many traits of one type of animal appear in the embryo of another type of animal.