Immigration and __________ permanently affect

population size, but __________ does not. Fill in the blank(s) with the appropriate word(s).


Answer: Emigration, migration

Biology & Microbiology

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Describe two ways that stream water quality that is healthy for trout differs from that in which trout would be unlikely to survive.

What will be an ideal response?

Biology & Microbiology

Four of the following are features found exclusively among all vertebrates. Which one is the exception?

a. notochord b. pharyngeal gill slits c. four legs d. post-anal tail e. dorsal nerve cord

Biology & Microbiology

A reaction with a negative value of ?G is referred to as an __________ reaction

a. endergonic b. entropy c. exergonic d. enthalpy e. activation

Biology & Microbiology

An effective vaccine to prevent infection with Epstein-Barr virus (EBV, HHV-4 ) is available

Indicate whether the statement is true or false

Biology & Microbiology