Some krill appear to have an additional purpose for molting. What is this alternate purpose?
a. As a defense mechanism
b. To produce bioluminescence in the water.
c. To feed larger organisms in the food chain.
d. To attract attention of mates.
a
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There are so many gray areas in life, and so many different opinions, that decisions can only be made on a case-by-case basis. This statement best describes:
Poly(A) site choice:
A. is a mechanism to determine the length of the poly(A) tail. B. leads to polyadenylation of the 5' end of the mRNA. C. can generate multiple protein products from a single gene. D. is catalyzed by small nucleolar ribonucleoproteins.
Who is responsible for building the first simple microscope?
Isaac Newton The Royal Society of London Antoni van Leeuwenhoek Louis Pasteu
The Calvin cycle reactions
a. produce carbohydrate. b. convert one form of chemical energy into a different form of chemical energy. c. regenerate more RuBP. d. use the products of the light reactions. e. All of these are correct.