Genetic diseases transmitted only by a mother to both sons and daughters result from

____________________ genes. Fill in the blank(s) with the appropriate word(s).


ANS: mitochondrial

Biology & Microbiology

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If atom X contains 14 protons, 13 electrons, and 12 neutrons, and atom Y contains 14 protons, 14

electrons, and 12 neutrons, then you conclude that:a. Y is an ion but X is not. b. X and Y are both ions. c. X and Y both have filled valence shells. d. X and Y are isotopes of the same element. e. X and Y are atoms of the same elem

Biology & Microbiology

Which fishes feed on soft-bodied invertebrates and dead or dying fish and when threatened, secrete a slimy mucus?

a. lamprey b. hagfish c. skates d. rays e. ray-finned fishes

Biology & Microbiology

When a given area is saturated with territories, excluded individuals who lack a territory soon die of starvation

Indicate whether the statement is true or false

Biology & Microbiology

A close physical relationship between two different species that may or may not be beneficial is called ________.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology