In normal cells, cell adhesion molecules are partially responsible for the cell's ability to ____
a. migrate to new locations in the body
b. recognize other cells as "self"
c. exocytosis
d. both migrate to new locations in the body and recognize other cells as “self”
e. recognize linkages between cells in muscle and bone
ANSWER: b
You might also like to view...
Purple sulfur bacteria and filamentous sulfur-oxidizers both
A. accumulate sulfur as intracellular granules. B. fix nitrogen. C. produce oxygen from carbon dioxide. D. use gliding motility.
Some animals, like humans, have two eyes on the front of the head that perceive a mostly overlapping
visual field. In contrast, some herbivores (rabbits, for example) have eyes on the sides of their head and visual fields that may not overlap at all. How does this impact perception of the environment?
a. Humans have better depth perception and a wider field of vision than rabbits. b. Humans have poorer depth perception and a narrower field of vision than rabbits. c. Humans have better depth perception and a narrower field of vision than rabbits. d. Humans have poorer depth perception and a wider field of vision than rabbits. e. Due to integration by the brain, there is really no difference in depth perception or visual field size when comparing humans to rabbits.
The major function of ______ T cells is to secrete cytokines that affect other immune system cells (B cells, cytotoxic T cells, macrophages)
Fill in the blank(s) with the appropriate word(s)
Aniline dyes like crystal violet have antimicrobial activity particularly against gram-positive bacteria and some fungi.
Answer the following statement true (T) or false (F)