Translation is the first stage of gene expression.
a. true
b. false
Ans: b. false
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Typically, where would we expect to find older
fossils?
a. superficial layer of the Earth b. deep layer of the Earth c. both layers will have old fossils d. neither layer will have old fossils e. none of these
Which of the following is NOT true of human
chromosomes? a. The haploid number is 23. b. The diploid number is 46. c. There are 23 pairs of chromosomes. d. Human gametes end up with two of each type of 23 chromosomes. e. Human gametes end up with one of each type of 23 chromosomes.
Total species diversity, or species richness, of individual communities is referred to as ________ diversity
Fill in the blank(s) with correct word
Why is it necessary for the testes to be in the scrotum to function properly?
A) The scrotum keeps the testes at a cool temperature necessary for sperm production. B) The sperm are produced in the scrotal tissue and transferred to the testes to finish maturation. C) The scrotum contains alkaline fluids to nourish the sperm. D) The testes develop from scrotal tissues. E) The scrotum elevates the temperature of the testes, which increases sperm production.