The protein in the cell membrane

A) remain in fixed positions

B) allow small molecules that can dissolve in liquid to pass into the cell

C) transport certain molecules into or out of the cell

D) prevent osmosis from taking place

Explain the role of RNA polymerase in mRNA sythesis

What are the three main body segments of insects? The choices are the following:. Head, mandible, thorax. Head, thorax, abdomen. Mandible, thorax, legs

Which exocrine structure is involved in the digestion of fat?

What happens to the number of particles in the sample

Which cells of the myeloid stem cell pathway have accumulated granules?

sometimes, a plant organ that is biologically a fruit is called a "vegetable" in everyday english. This is because these fruits have lower amounts of sugar fructose and are used in savory rather than sweet can you think of two fruits that are called

The renin-angiotensin-aldosterone system is a negative feedback system that plays a central role in blood pressure regulation. How does the end result of this feedback loop regulate blood pressure in the body?

What two structure are "fertilized" during double fertilization

A community is surrounded by forests. There is heavy rainfall, and most of the year it is very cloudy. It is located near two fast-flowing rivers. The people want to build a power plant that will not pollute.

Why the inner planets have a shorter revolution time than the outer planets?