Answer:
gravitational force
Explanation:
Gravitational force is the force responsible for firmness while standing.
Enhancers are eukaryotic DNA sequences that can be used to elevate transcription and have variable positions and orientations.
Answer:
Selective breeding involves choosing parents with particular characteristics to breed together and produce offspring with more desirable characteristics. Humans have selectively bred plants and animals for thousands of years including: crop plants with better yields.
Explanation:
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If they live in a river, they would most likely need fins (to swim) and gills (to breathe under water)
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Answer:
Nitrogen
Explanation:
The nitrogenous bases of the two separate polynucleotide strands are bound together, according to base pairing rules (A with T and C with G), with hydrogen bonds to make double-stranded DNA.
