When a researcher transplanted the nucleus of an intestinal cell from a tadpole into an egg cell whose nucleus had been destroyed, the egg developed into a normal frog. this illustrates that (a) a nucleus that is removed from its normal location is influenced by adjoining cells.(b) the homeobox genes in a transplanted nucleus undergo mutation.(c) each cell of an organism has all the genes needed for development.(d) genes are gained during the process of differentiation.(e) scientists can clone a human by putting one of his or her nuclei into an egg cell.
Answers: 3
Biology, 22.06.2019 10:00, vadrian4056
Nephrons, the functional unit of kidneys, are responsible for formation of urine. the sentences describe situations that are the result of problems in the urine formation process. for the nephron shown below, match each situation to the step in the urine formation process where the problem lies.
Answers: 1
Biology, 22.06.2019 11:00, ayoismeisalex
In general, did the simulated mice align with your predictions from the punnett squares? yes or no?
Answers: 3
Biology, 22.06.2019 14:30, reinajoy
Which of these is not an example of molecular homology? 1. use of dna and rna as genetic material 2.use of glycolysis as the first step in cellular respiration in both plants and animals 3. the lack of an igf-1 gene in prokaryotes 4. the use of aldolase b to break down fructose in bacteria, plants and animals
Answers: 3
When a researcher transplanted the nucleus of an intestinal cell from a tadpole into an egg cell who...
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