The main signaling cascade for cell division and differentiation is the ____ cascade
a. cAMP
b. MAP kinase
c. phosphoinositol
d. phospholipase C
e. calcium-calmodulin
b
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Which of the following arthropods is the vector of Lyme disease?
A) flea B) mite C) mosquito D) tick
Dendritic cells are similar to cytokine-producing cells in that both bridge innate and adaptive immunity in the host.
Answer the following statement true (T) or false (F)
An alteration occurs during the formation of a dikaryotic cell, such that it has twice the number of nuclei compared to a normal dikaryotic cell. Only the number of nuclei changes; the type of nuclei remains the same. This altered cell is most accurately described as having
A. two haploid nuclei. B. two diploid nuclei. C. four diploid nuclei D. has four haploid nuclei. E. two haploid nuclei and two diploid nuclei.
The movement of water from the soil through the different plant cells is what type of
transport?
a. active b. passive c. facilitated diffusion d. fluid