Interpret the meaning of an H2 (broad-sense heritability) value that approaches 1.0
What will be an ideal response?
Almost all the phenotypic variation is determined by heredity.
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A bacterium that lacks an arginine biosynthetic pathway would still be able to make proteins with arginine and grow only if arginine is supplemented into the growth medium
Indicate whether the statement is true or false.
Does the ratio of carbon to hydrogen convey any structural information?
a. yes b. no
Which of the following is properly matched?
a. compact bone tissue; light weight b. spongy bone; matrix of dense concentric rings c. red marrow; mostly fat d. yellow marrow; major site of blood cell formation e. none of these
In cocker spaniels, black coat color (B) is dominant over red (b), and solid color (S) is dominant over
spotted (s). If a red, spotted male was crossed with a black, solid female and all the offspring from several crosses expressed only the dominant traits, the genotype of the female would be a. BB SS. b. Bb SS. c. Bb Ss. d. BB Ss. e. none of these.