DNA is important for protein synthesis because it
a. is the biological code for the production of hormones and enzymes.
b. serves as a template to which amino acids are attached in protein production.
c. provides the code to produce proteins.
d. has the code required for protein synthesis.
Ans: a. is the biological code for the production of hormones and enzymes.
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Pleasure, sadness, and anger are shown by similar facial expressions everywhere in the world. This is evidence that
a. all nonverbal language stems from the same proto-language group. b. these expressions may have a biological basis. c. interaction around the world has created a uniform culture of communication. d. these are the only genuine human emotions.
The presumed evolutionary link between theropod dinosaurs and birds is based on
a. island dwarfing phenomenon. b. general analogous characteristics. c. a few shared ancestral characteristics. d. derived (modified) characteristics such as the presence of feathers in both lineages. e. evidence of hybridization between the two.
There is a great deal of scientific controversy surrounding whether:
a. Neandertals existed outside of modern-day Europe b. anatomically modern humans are related to Neandertals c. there is a genetic relationship between Homo erectus and Neandertals d. genetic ancestry between Homo habilis and anatomically modern humans exists
What is the official position of the Mormon Church in regard to polygamy? a. It is openly encouraged in the press and from the pulpit
b. It is not an officially approved practice. c. It is required. d. It is accepted in certain cases in which the husband can provide well for his family.