Biology, 17.12.2021 03:40 robert7248
1. How does gene activation lead to cell differentiation?
A. Different genes are activated in different cells, causing each cell to have a unique function.
B. The same genes are activated in every cell of your body, causing every cell to function the same.
C. Certain cells only have parts of DNA that cause cell differentiation,
D. Unique genes are in different cells, causing each cell to have a unique function.
Which is the correct answer and why? Also write why the others are wrong.
Answers: 3
Biology, 21.06.2019 19:00
The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwin’s theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.
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Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.
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Anurse is preparing to administer ampicillin 500 mg in 50 ml of dextrose 5% in water (d5w) to infuse over 15 min. the drop factor of the manual iv tubing is 10 gtt/ml. the nurse should set the manual iv infusion to deliver how many gtt/min? (round the answer to the nearest whole number. use a leading zero if it applies. do not use a trailing zero.)
Answers: 1
1. How does gene activation lead to cell differentiation?
A. Different genes are activated in diff...
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