Answer:
The answer is A
Explanation:
There are certain types of proteins that need to be sinthesized in the rough ERC in order to reach its final destination. These proteins are:
- Proteins that need to be exported from the cell.
- Proteins that need to be docked to either endomembranes or the plasma membrane.
- Hydrolytic lysosomal enzimes.
- Proteins that have a function in the lumen of certain organelles such as the endoplasmic reticulum, golgi or the nuclear envelope.
Hemoglobin doesn't fit in any of these cateogories, given that it is a cytoplasmic protein. Therefore, its synthesis begins and ends in the cytoplasm, where the protein performs its function.
In a given homologous chromosome pair, two recombinant chromatids are generated by a single crossover event.
Homologous chromosomes are the chromosomes that possess the same genes at the same loci and also have the same structure. One chromosome of the homologous pair is paternal while the other is maternal. Crossing over even takes lace between homologous chromosomes only.
Crossing over is the event that involves the interchange of genetic material between homologous chromosomes. Due to this event, the offspring receives genes from both the parents. The exchange of genetic material occurs between two non-sister chromatids in crossover, hence two recombinants are obtained.
To know more about crossing over, here
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Deoxyribonucleic acid is DNA. This acid is a molecule that carries the genetic
instructions used in the growth, development, functioning and reproduction of all living organisms and viruses.
Answer:
Pleiotropy is the answer you're looking for :)
Pleiotropy occurs when one gene will code and control the phenotype or expression of several different and unrelated traits.