Even though coastal areas comprise only 10% of the oceans' area, they make up ____% of the total oceans' fisheries
a. 10
b. 20
c. 60
d. 90
e. 50
D
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Homeotic genes
A. encode transcription factors B. regulate developmental genes C. are unique to fruit flies D. encode transcription factors that regulate developmental genes E. are unique to fruit flies and encode transcription factors that regulate developmental genes
Decomposing matter in soil is called _____
a. loam c. topsoil b. humus d. nutrients
Which two of the following statements regarding virulence factors are correct?
a. Virulence factors are microbial adaptations used to invade and establish in the host b. Virulence factors are structures used for attachment to the host c. Pathogens all contain a host of virulence factors that act in concert to cause infection d. Virulence factors determine the degree of tissue damage that occurs
Albinism in humans is a recessive trait. A man non-albino heterozygous for the albino allele (Aa) and a woman also non-albino and also heterozygous (Aa) plan to marry. Use a Punnett square to determine their probability of having an albino child.
What will be an ideal response?