Which process of evolution does not change the total number of species?

A. Nonbranching evolution
B. Extinction
C. Branching evolution
D. All change the number of species


Answer: A

Biology & Microbiology

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Where does the Calvin cycle occur?

a. thylakoid membrane b. thylakoid lumen c. stromal lamellae

d. cytosol e. stroma

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The ____________ molecule is a long carbon-chain molecule that uses information stored in the ____________ molecule to copy the ____________ molecule

Fill in the blank(s) with correct word

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The human papillomavirus (HPV) carries a gene that functions as an oncogene by inactivating the p53 protein. The fact that the loss of p53 function is oncogenic suggests that

A) p53 normally functions to prevent uncontrolled cell division. B) p53 is a proto-oncogene. C) the HPV protein activates transcription of p53. D) p53 functions at origins of replication in DNA.

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It has been said about global warming that "one human in a developed country is not equivalent to one person in a developing country." What does this statement mean?

What will be an ideal response?

Biology & Microbiology