<span>a.The allele is X-linked
Women have two X chromosomes while men have one X and one Y.
In the case of a recessive mutation on the X chromosome passes from the mother to the baby boy, the boy will express the recessive allele. Even though it's recessive, and in allosomes both alleles need to be present, when it comes to this situation the boy only has one X chromosome so it's indifferent if the gene is recessive or dominant.
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Scientists don't use common names to identify organisms in order to make sure that any scientist, no matter his or her mother tongue, can identify the organism. Scientists name plants by using Latin, so that way, any scientist will understand what the plant is.
Answer: 22 pairs + 3 sex chromosomes =47 chromosomes
Explanation: This is a trisomic disorder
Answer:
increasing
Explanation:
the sun is not bad for plants. In fact, it makes them grow. Its like without no food.