The accompanying figure illustrates the process of ________, which requires a(n) ________ between two regions in a fluid
Fill in the blank(s) with correct word
diffusion; concentration gradient
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What is the genotype of the females that gave rise to these progeny?
Females heterozygous for the recessive second chromosome mutations px, sp, and cn are mated to a male homozygous for all three mutations. The offspring are as follows:
A) px+sp cn / px sp+cn+
B) px+sp cn+ / px sp+cn
C) px+sp+ cn+ / px spcn
D) pxsp cn+ / px+ sp+cn
E) insufficient data
The substance indicated as “B” is a(n)
a. inhibitor. b. activator. c. substrate. d. coenzyme. e. cofactor.
A pedigree is always able to provide enough information to rule out all but one possible pattern of inheritance
a. True b. False
Which of the following structures places a fish in the class Actinopterygii?
a. swim bladder b. pharynx with gills c. nerve chord d. pelvic fin e. dorsal fins