Which are characteristics that distinguish mammals from other vertebrates? Check all that apply.

_____ hair
_____ endothermy
_____ specialized teeth
_____ enlarged skull
_____ mammary glands


__X__ hair
_____ endothermy
__X__ specialized teeth
__X__ enlarged skull
__X__ mammary glands

Biology & Microbiology

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If a reaction is endergonic, what can we infer about the reaction?

a. ?H must be positive

b. ?H must be negative c. ?G must be positive d. ?G must be negative e. ?S must be positive

Biology & Microbiology

Which statement is NOT supported by the theory of evolution?

a. Humans and apes share a common ancestry. b. Humans and apes are descended from an apelike common ancestor. c. Humans and apes have been evolving up until this very moment. d. Humans and apes have been evolving up until this very moment. e. Humans and apes will continue to evolve for as long as their descendants persist.

Biology & Microbiology

Which of the following is NOT a factor that

contributed to the production of coal from the remains of Carboniferous vegetation? a. heat b. pressure c. drying d. decomposition e. compaction

Biology & Microbiology

Which of the following is properly matched?

a. compact bone tissue; light weight b. spongy bone; matrix of dense concentric rings c. red marrow; mostly fat d. yellow marrow; major site of blood cell formation e. none of these

Biology & Microbiology