The predictable change in morphological and physiological features as a function of body size is referred to as ________
Fill in the blank(s) with correct word
scaling
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GnRH-producing cells in the brains of male cichlids are larger in territorial individuals
Indicate whether the statement is true or false.
A mother, father, and son live together in the same house. The mother passes a cold to her son. The son then passes the cold to his father. If the virus has not mutated, should the mother be worried about catching the cold again from her husband?
A) No, memory cells will help the mother's immune system to quickly eliminate the virus. B) Yes, although the mother has produced some antibodies to the cold virus, it can still overwhelm her immune system. C) No, the T cells that are left from the previous infection can kill off any virus. D) Yes, the immune system will treat the cold virus like a new infectious agent.
A hormone that can lower blood levels of glucose is
a. glucagon
b. oxytocin
c. thymosin
d. calcitonin
e. insulin
Which of the following is incorrect with respect to translation and the genetic code?
A. In bacteria, there is a direct correlation between the order of amino acids and the order of nucleotides in the gene encoding for a protein. B. The insertion of one or two nucleotides into the coding sequence will cause a shift in the reading frame. C. A codon is three nucleotides in length. D. AUG is the start codon and encodes for a methionine (or derivative of methionine) at the carboxyl end of the protein.