Cell Biology Answers

Discuss the types of mediated permeability.

why is the american chestnut susceptible to fungus while the Asian chestnut is not and how are scientist using this fact to help them create a solution to the problem?

The part of an earthworm that secretes a cocoon is the

Types of mediated permeability???

1. In molecules of DNA, the nitrogenous base guanine will only pair with

A microscopes field of view is 2mm in diameter. 1mm is equal to 1000 micrometers (µm). When viewing onion skin cells under this microscope 10 cells could be seen to fill the field of view lengthwise.

Calculate the average length of the onion skin cells in µm.

A microscopes field of view is 2mm in diameter. 1mm is equal to 1000 micrometers (µm). When viewing onion skin cells under this microscope 10 cells could be seen to fill the field of view lengthwise.
Express the diameter of the field of view in µm.

If an interphase cell is treated with cyanide (a metabolic poison), the cell does not divide by
mitosis. However, if cyanide is added right after mitosis has started, the same cell completes
mitosis. Which of the following explains this observation?
A. Metabolic activity ceases during mitosis
B. Cell division does not require metabolic activity
C. Energy required for mitosis is produced and stored in the cell during interphase
D. Mitotic cells make factors that make them resistant to cyanide

During the cell cycle where would you be able to see chromosomes? options: a) interphase b) G1 c) M phase d) Sphase

Explain how binding of GABA inhibits the production of nerve impulses.