Why are enzymes important to biological systems?
a. Enzymes are reuseable.
b. Enzymes prevent unwanted chemical by-products from forming.
c. Enzymes increase the energy barrier required of chemical reactions.
d. Enzymes decrease the amount of activation energy required for chemical reactions to occur.
Answer: d. Enzymes decrease the amount of activation energy required for chemical reactions to occur.
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The organism with the highest fitness is:
A. An animal that lives 2 years and produces 10 offspring per year. B. An animal that lives 100 years and produces 10 offspring total. C. An animal that lives one year and produces 10 offspring total. D. An animal that lives 10 years and produces 2 offspring per year. E. An animal that lives 10 years and produces 10 offspring per year.
Bdellovibrio
A. prey on other bacteria. B. are parasites of plants. C. may fix nitrogen. D. are photosynthetic.
The parasite that causes African sleeping sickness is transmitted through the bite of a mosquito
Indicate whether the statement is true or false.
What is genetic diversity? Why is it important to maintain genetic diversity?
What will be an ideal response?