Which mode of inheritance produces heterozygotes with phenotypes that differ from either homozygote but typically more closely resembles one homozygous phenotype than the other?
A) complete dominance
B) incomplete dominance
C) codominance
D) epistasis
E) incomplete penetrance
B
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Which molecule is used to catalog species via DNA barcoding?
a. messenger RNA b. nuclear DNA c. mitochondrial DNA d. chloroplast DNA
The Hardy-Weinberg rule is
a. useful in determining the extent to which a sexually reproducing population is evolving. b. used to predict when genetic drift will occur in a sexually reproducing population. c. useful in determining the extent to which polyploidy is occurring in specific plant populations. d. used to predict when specific groups of organisms will become extinct. e. all of these.
Clear zones within a bacterial lawn that represent areas in which the bacterial cells have been infected and lysed are called________.
A) phages B) plaques C) strains D) viruses
If an owl and a hawk both eat mice, what is the relationship between a hawk and an owl?
A) predation B) competition C) mutualism D) parasitism