Cells migrate from one place to another during gastrulation using
A) cilia.
B) cellular protrusions.
C) flagella.
Answer: B
You might also like to view...
The receptors on T cells and B cells bind to _____
A) antibodies B) antigens C) natural killer cells D) double-stranded RNA E) immunoglobulins
Sea urchins living in the rocky intertidal zone use the following method to overcome wave shock:
a. creating burrows in which they live. b. having a low profile. c. using spines to dissipate the energy of the wave. d. all of the above
A person with sickle-cell trait has ________ at the ?-globin locus
A) two wild-type alleles B) two mutant alleles C) one wild-type and one mutant allele D) one wild-type and one deleted allele E) one mutant and one deleted allele
All of the following are functions of the cell membrane EXCEPT:a
transmitting signals. b. participating in energy transfer. c. being freely permeable to all substances. d. regulating the passage of materials. e. participating in chemical reactions.