Why can oxygen diffuse across a cell membrane but a protein cannot?

A) proteins are too large.

B) oxygen is polar.

C) oxygen is a gas.

D) proteins absorb oxygen

A novice nurse asks the charge nurse, "why doesn't this unit have posted visiting hours? i don't like dealing with families continually." how should the charge nurse respond

Tell some of the main diseases of the skeletal and muscular systems.

Where within the DNA molecule is the genetic code?

In which direction does wind tend to move? A. From areas over land to areas over the sea B. From areas of high temperature to areas of low temperature O O OO C. From areas of high pressure to areas of low pressure D.

Bodily sensations such as touch, pressure, and temperature are controlled in which area of the brain?

Name 4 nitrogenas bases of dna and rna. which match with which

The newest brain scanning technique which is popularly used is

The process of making new dna molecules is semiconservative. this means that every new dna molecule is composed of

What muscle fiber is the thickest and has cross bridges?

To make 1+1=1 what need to happen to the DNA of the parents