Which specialized cells act as a barrier to protect tissues within the body?

epithelial cells

neurons

red blood cells

smooth muscle cells

Swabbing the surface of your skin anywhere on your body and culturing that sample in the lab is likely to result in the growth of millions of bacterial cells on the culture plate, even if you practice good hygiene. A. True. B. False.

When does gametogenesis occur

In order for mutation to be inherited, what type of cell must they occur inside of?

Under which domain are plants classified? archaea bacteria eukarya plantae

If mitochondria were removed from a cell, what would the cells be incapable of doing A. reproducing B. making energy c. destroying its self

Which could be classified as part of an ecosystem but not part of a community trees, grasses, bacteria, minerals

Which is not a characteristic of amniotic sac

What does the nucleus of a human lymphocyte contain? A. Only the genes to produce a specific antigen B. Only the genes to produce a range of antibodies C. Only the genes that control the growth and development of a lymphocyte D.

What is the functions for chloroplast

How do inbreeding and hybridization compare