Overfishing can result in:
1.changes in genetic diversity of a fish population
2.changes in species diversity
3.changes in habitat
4.all of these
4
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What color is a plant with the genotype GgAa?
A horticulturist is breeding a new variety of houseplant in which two genes control leaf color. G (allele for green) is dominant to g (yellow) and B (second allele for green) is dominant to b (yellow). The recessive homozygous condition of either gene will mask a dominant allele. A. green B. yellow C. an intermediate yellow-green D. variegated (yellow and green spots or stripes) E. The color cannot be determined with the information given.
What kind of information is stored in the DNA molecules?
What will be an ideal response?
A flat expanse of an ocean basin is called:
a. a seamount. b. an abyssal plain. c. an abyssal hills. d. an abyssal prairie. e. an underwater delta.
The technology where transplanting the nucleus from a donor cell into an egg that has had its nucleus removed and then allowing this egg to develop into an embryo and ultimately a baby animal is known as:
a. gene therapy b. cloning c. enhanced gene expression d. genetic modification e. genomic replacement