The cell membrane only lets some molecules in and out because it is

A. living

B. semi permeable

C. flexible

D. non permeable

Which two molecules bond together to form a disaccharide? A. Carbon dioxide and water B. Two water molecules C. Fructose and glucose D. Nucleic acid and protein

The rate at which solar energy is received

Sally bought some bird seed for the birds in her backyard. She noticed that the cardinals were not eating any of the seeds she put in the bird feeder.

When magma cools off earth's surface, which type of crystalline structure is usually found

Describe how nasal cavity properties could influence drug delivery?

How are iconic bonds and van der waals forces different?

What is the production of a phenotype that is between 2 homozygus parents?

19. What would occur if the muscle tissue failed within a damaged blood vessel? A. Vascular spasm would not occur, resulting in excessive blood loss. B. Coagulation would not occur, preventing fibrin formation. C.

What is Thomas Edisons feild of specialty

Giraffes have long necks that allow them to reach more food sources in their habitat. The long neck trait is an example of selection. adaptation. radiation. homology.