What allows for substances to move between the nucleus and cytoplasm?

What will be an ideal response?


nuclear pores

Biology & Microbiology

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The vertebrate jaw first appeared in which organism?

a. fishes b. amphibians c. reptiles d. birds e. mammals

Biology & Microbiology

All of the following are examples of noncompetitive inhibitors EXCEPT

A) lead. B) nerve gas. C) arsenic. D) mercury.

Biology & Microbiology

A segmented worm has male and female reproductive organs in each segment. Some use hooks to attach to the intestinal wall. Which type of worm is this?

A. fluke ?B. nematode ?C. cestode ??D. annelid

Biology & Microbiology

Cell condition in which only one of each type of chromosome is present.

What will be an ideal response?

Biology & Microbiology