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Rashid [163]
3 years ago
5

Biology multiple choice

Biology
2 answers:
Nezavi [6.7K]3 years ago
8 0

Answer:a or d

Explanation:

scZoUnD [109]3 years ago
6 0

Answer:

The answer is C, ligases.

Explanation:

The ligase chain reaction (LCR) is a method of DNA amplification. The ligase chain reaction (LCR) is an amplification process that differs from PCR in that it involves a thermostable ligase to join two probes or other molecules together which can then be amplified by standard PCR cycling (Barany, 1991).

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What macromolecules should you associate with the nucleus
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A dendrochronologist interprets:
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3 years ago
A rare orchid has been found in the mountains in China.
andrew11 [14]

Answer:

a mutation in the germinal line changed the phenotype to bright flowers which were capable of attracting more pollinators compared to yellow flowers. Subsequently, this mutation was selected by natural selection, thereby increasing its frequency in the population

Explanation:

A mutation is any change in the nucleotide DNA sequence of the genome of a particular organism. Mutations can be divided into 1-germinal mutations (i.e., mutations that occurred in the gamete cells) which can be passed on to offspring, and 2-somatic mutations (i.e., mutations that occurred in the somatic cells), which cannot be inherited. Moreover, mutations can be neutral, deleterious or beneficial depending on the environment in which the organism lives. When a germinal mutation is beneficial, the organism carrying the mutation will have more chances to survive and reproduce (i.e., a higher adaptive fitness), thereby the organism will have more chance to pass this mutation to the next generation and the mutation will increase its frequency in the population.

7 0
3 years ago
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