Which molecule degrades cyclical AMP into AMP?
a. erythropoietin
b. adenylate cyclase
c. phosphodiesterase
d. isomalathion
c. phosphodiesterase
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Bacteriophage ? inserts into a bacterial chromosome using which of the following?
A. Nucleotide excision repair B. Endonuclease activity C. Site-specific recombination D. DNA gap repair
Fossil fuels are the result of buried organisms where low oxygen levels existed
Indicate whether the statement is true or false.
To a person studying utilization of classroom
space on campus, the most useful data concerning students in a classroom would be expressed by the number of
a. total individuals. b. individuals per square meter. c. individuals per room. d. rooms per building. e. students of each age
For each of the following sentences, fill in the blanks with the best word or phrase selected from the list below. Not all words or phrases will be used; each word or phrase may be used more than once
To reproduce sexually, an organism must create haploid __________________ cells, or __________________, from diploid cells via a specialized cell division called __________________. During mating, the father's haploid cells, called __________________ in animals, fuse with the mother's haploid cells, called __________________. Cell fusion produces a diploid cell called a __________________, which undergoes many rounds of cell division to create the entire body of the new individual. The cells produced from the initial fusion event include __________________ cells that form most of the tissues of the body as well as the __________________-line cells that give rise to the next generation of progeny. allele germ pollen bivalent meiosis somatic eggs mitosis sperm gametes pedigree zygote Fill in the blank(s) with correct word