Biology, 19.06.2020 09:57 kakkakak1320
Indicate which of the following statements below is true regarding gene control.
1. Development of multicellular organisms from a fertilized egg only rarely involves DNA rearrangements in specialized cells.
2. A typical human cell expresses less than 1% of its approximately 30,000 genes at any given time.
3. Genes that are expressed in all cell types usually vary in their level of expression in different cell types.
4. Many differentiated plant cells can be fully de-differentiated and give rise to an entire plant.
Answers: 2
Biology, 21.06.2019 21:00
Idont understand by supporting the plant and holding the leaves up to the light. question 3 options: tap or fibrous root flower petals herbaceous or wood stems leaves with stomata
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Biology, 22.06.2019 06:40
Which of these has happened to your food by the time it reaches your small intestine? a. all the macromolecules have been broken down completely. b. lipids and starches have been partially broken down. c. starches and proteins have been partially broken down. d. proteins and lipids have been broken down into subunits.
Answers: 3
Biology, 22.06.2019 10:30
Which of the following statements is accurate about evolution? question 10 options: natural selection only eliminates odd individuals. evolution means that a population never has changes in its genetic frequencies. mutations are always harmful. evolution means that a population undergoes changes in its gene frequencies over time.
Answers: 1
Biology, 22.06.2019 11:00
Why did adult crab numbers decline in he ecosystem, even though sea stars were still available?
Answers: 2
Indicate which of the following statements below is true regarding gene control.
1. Development of...
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