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Which of the following is a correct description of enzymes? A. They help regulate growth and development. B. They increase the rates of chemical reactions by at least a millionfold. C. They are highly specialized nucleotides that recognize, bind with, and inactivate bacteria, toxins, and some viruses. D. They are essential to ALL chemical reactions in the body. E. They provide energy for all reactions they catalyze.
q1. the average salinity of seawater is 35ppt and the average salinity of freshwater is 0ppt. if you are given a sample
Draw the molecules involved in the condensation (formation of a peptide bond) between alanine and tyrosine. Draw the opposite hydrolysis reaction. (You need to draw the structures of alanine, tyrosine, and the peptide bond that forms.)
Create a stretch of DNA that will encode for five or more amino acids. Which DNA sequence will encode for at least five amino acids?
Using the terms turgor pressure, plasmolysis and cytolysis, discuss how hypertonic and hypotonic solutions affect plant and animal cells
Modify population equation Nt = Noe^rt such that Nt includes both males and females. Be sure to list any assumptions needed by your modification and explain why this new model works.
Glucosinolates are compounds produced by some species of plants and toxic to many insects. These compounds therefore provide a defense against those insects. Methylthioalkylmalate synthase (MAM) is an enzyme involved in the synthesis of glucosinol..
Explain the two conclusions that may be drawn from this outcome. Identify what information you would need to know to distinguish between these two conclusions.
Evolutionary biologists often compare the morphological features of different organisms to look for relationships to determine how they have changed over time. Describe a study an evolutionary biologist might carry out in determining whether two spec..
The chemical equation FeS --> Fe + S is anexample of this kind of reaction. Potential energy can be illustrated by which ofthe following examples?
q1. in vancouver british columbia the probability of rain during a winter day is 0.58 for spring day is 0.38 for a
Do a bit of research on gene splicing, a DNA technology that bioengineers can use to create organisms with traits that never before seen in nature
q1. two black female rats were crossed with the similar brown male rat. in the resulting progeny female a produced 8
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