Bivalves are often used as indicators of environmental quality. Based on your knowledge of bivalve gills, describe why bivalves are useful environmental indicator organisms.

Q: explain two ways in which to lessen or avoid the development of insect resistance to the Cry protein…

A: Introduction Insecticide resistance is a heritable modification in a pest population's…

Q: Question How does the female reproductive system protect itself from pathogens?

A: Pathogen  It is defined as the organism that have the ability to cause a disease. The microbes cause…

Q: Briefly describe another technique you can use to study the interaction of Vitamin D3 with lipid…

A: Vitamin D3 with lipid membrane interaction.. Vitamin d3 is very important for our body as it…

Q: Name and describe the two forms of energy and provide an example of each.

A: According to science , energy is the quantitative attribute that must be transmitted to a body or…

Q: 6. In man, normal color vision vs red-green color blindness is controlled by the allelic gene C…

A: The colorblind trait is encoded by genes present on the X chromosome. It is a kind of recessive…

Q: Use the following diagram to explain how Pasteur’s swan-necked flasks prevent contamination of…

A: Introduction The name "Swan Neck Flask" comes from Louis Pasteur's use of a particular flask with a…

Q: a catabolic process.

A:

Q: Which statement of the cell theory is connected to an understanding of meiosis? Cells are the basic…

A: Cell is the basic structural and functional unit of the organ of human , they have their own ability…

Q: Air sae connection with humerus bone Branchus Humenus bone -Heart 7 Tsil

A: INTRODUCTION The respiratory device is one of the most important structures of the body. It has a…

Q: In the fruit fly, dumpy wings (d) and purple eyes (p) are encoded by mutant alleles that are…

A: The two genes are involved in this case. The wings and eye encoding genes are involved here. The…

Q: The O-antigen is part of the bacterium's which is found in the outer membrane of some bacterial cell…

A: O-antigen plays a very important role in microbes and host interaction. It is generally present in…

Q: Which substrate formed during glycolysis involves the production of ATP? Glucose-6-phosphate…

A:

Q: 1. What are the major adaptations that allow nemertines to thrive in the marine environment? Support…

A: Adaptation: It is a process of evolution that allows any particular organism to be well suited for…

Q: Biology Find examples of: One population outbreak and its cause. One population cycle and its cause.

A: Population is a collection of individuals of the same species that live together in a region.…

Q: Question 19 Based on the hydropathic index plot below, where in the 3D structure of the protein…

A: To study hydropathy index, we should first note down the following points: Integral proteins are…

Q: The development of DNA technology is bringing profound changes to science, agriculture and…

A: Introduction DNA technology is an extremely important research tool in biology as it allows the…

Q: Scientists discovered a new species of frog and were able to estimate its population at 755…

A: In ecology, we study the interactions that take place between the different organisms and their…

Q: Which of the following statements is NOT correct? Group of answer choices -Natural killer cells are…

A: In both human and mice NK cells are known for directly inducing the death of tumor cells. They act…

Q: In the evolutionary tree, sexual reproduction first appeared in which group of organisms? plants…

A: Answer

Q: Young tropic birds tend to accumulate fat that they then must lose prior to their first flight. Why

A: Bird flight is the essential method of locomotion involved by most bird species in which birds take…

Q: 4. In owl, barring (B) is sex-linked and dominant, the recessive allele (b) producing solid black…

A: In owl , there are two types of traits . I ) In case of first trait , Barring is dominant and is…

Q: On May 18, 1980, Mount St. Helens experienced a major eruption that had devastating effects on the…

A: Introduction Ecological succession:- It is the process by which a specific ecology has more or less…

Q: Chromosomes align at metaphase plate equidistantly from the opposite pole to avoid unequal…

A: Metaphase  It is the fourth stage of the division of the cell. It is the stage in which the…

Q: Briefly describe (two or three sentences) the role of tRNA in building a protein from mRNA.

A: Genes include instructions for making proteins. They do not, though, produce proteins directly.…

Q: Genetic variation is evident. The variation in your community is simple evidence of understanding…

A: Genetic Variation  Individual creatures of a species can have different gene sequences, which is…

Q: B 1. Name the region of the hair labeled A. 2. Name the structure labeled B. 3. Name the specific…

A: Hair  Hair is a thread like strand grow on the skin of the mammals and some other animals.

Q: Mike is a 34-year old male who reports to the ER after a motorcycle accident. MRI results show that…

A: In a person that has transected spinal cord injury between T1 and L1, it would have paraplegia.

Q: 1. Female Drosophila with cinnabar eye (cn) and vestigial wings (vg) were mated to males with roof…

A: Test cross is a cross between F1 individual and recessive individual. By crossing the F1 individual…

Q: In accordance to mitosis and meiosis, compare and contrast the processes in plants vs in animals.…

A:

Q: A. The double-stranded DNA sequence for a bacteria is shown below and it's coding for a hypothetical…

A:

Q: what are the issues that should be addressed in a risk assessment and the risk management plan for…

A: Genetic engineering (GE) is the intentional change of an organism's genetic structure, which…

Q: In a few short sentences, describe the most widely accepted hypothesis concerning the evolution of…

A: Humans are different from other animals in many characteristics such as walking on two feet…

Q: Which of the following is most likely to be an RNA nucleotide? a. Adenosine-5'-triphosphate b.…

A: A nucleic acid is a linear polymer of nucleotides that is a component of the cell's information…

Q: from stimulus to effector muscle

A: We know that nervous system will coordinate and control the activities of animals and humans .…

Q: Each of the animal cells shown below is ina different stage of mitosis. Select the cell that is…

A: Mitosis is the process in which the sister chromatids separate from each other and move to opposite…

Q: SHORT ESSAY. Answer the following questions briefly. Write your answers on the space provided. Limit…

A: INTRODUCTION Thermoregulation This is the process by which mammals maintain their body temperature.

Q: 10 is missing

A: DNA or deoxyribonucleic acid is the genetic material in living organisms which is made up of…

Q: Activity 2: Give examples of different species of animals that can be found in different parts of…

A: Biogeography is the study of the geographical distribution of the living forms of life like plants…

Q: Is an increase in albumin excretion observed only in pathological urine? Why or why not?

A:

Q: After Eating a pizza Tomatoes and Pizza Dough =Producers – 10,000 or 20,000 Cheese – Primary…

A: The food chain is the arrangement of organisms in a linear sequence in which the nutrients and…

Q: Why does a red blood cell plasma membrane need transmembrane proteins?

A: Introduction:- RBCs require transmembrane protein to connect the cell's outside with its interior.

Q: A condition wherein the presence of a certain allele causes death of the organism. O lethal genes O…

A: a  condition wherein the presence of a certain allele causes death of the organism is called lethal…

Q: Madison Tavistock, a healthy 2-year-old living in Cincinnati, had attended the Wee Folks Daycare…

A: Introduction :- Vaccination is the process of administering a vaccine to the body in order to…

Q: How does RhoGAM prevent HDN? A) it is an antigen that binds to and inactivates anti-Rh antibody from…

A: Introduction Rho(D) immune globulin is made up of antibodies to the antigen Rho(D) present on some…

Q: 10. Phagocytosis by a phagocyte is required for: a. B cell action d. all of the above b. helper T…

A: B cells usually bind to specific soluble antigenic peptides. It happens through the B ce receptor.…

Q: explain why it is important to maintain sterility when inserting a foley cathether

A: Foley's catheter is an indwelling catheter, i.e. it can be left in place for longer durations than…

Q: Acyclovir is best said to be a / an: Select one: O a. nucleoside Ob. nuclear base C. MRNA drug Od…

A: Acyclovir : Acyclovir is an antiviral medicine generally used for the treatment of viral diseases.…

Q: Consider the similarities and differences in the reproductive cycles (haplontic, diplontic, and…

A: All these life cycles are based on the haploid and diploid phases. This is called alternation of…

Q: To summarize: The concept of energy flow through a food web.

A: The Sun provides energy to the Earth in the form of light. The organisms efficiently exploit the…

Q: Which of the following objects would you use microinjection in order to transfer DNA into? a. Egg…

A: Microinjection is the process of transferring DNA materials into a living cell. It can be done by…