Cells communicate with one another via ________
A) cascades of gene activation
B) the diffusion of RNA transcripts through adhesion junctions
C) signal transduction pathways
D) RNA splicing
C
You might also like to view...
What causes the annual growth rings of trees?
A. Residual bark left over when the trunk of the tree expands B. Damage caused by fungi that occurs during the wetter months C. Different growth rates at different times of the year D. Sugars left over from the previous summer
DNA varies from species to species in _____
a. how many adenine bases bind with thymine rather than with cytosine b. whether DNA is a double or a single helix c. the variation in the backbone structure d. how many different bases it contains e. the sequence of its base pairs
Which stage of the mitotic cell cycle is illustrated above?
a) prophase b) interphase c) telophase d) anaphase e) metaphase
Which structure is the boundary between living cell and its environment
a. cell membrane b. cytoplasm c. vacuole d. ribosome