X-linked disorder is a recessive autosomal disorder, which means that
There is a 1 in 4 chance (25%) of having a child who is unaffected.
There is a 1 in 4 chance (25%) of having a child who is affected by the condition. These children have two copies of the gene that do not work correctly.
There is a 1 in 2 chance (50%) of having a child who is a carrier of the condition. These children have one working copy of the gene and one copy of the gene that does not work correctly.
"house" or "environment"; the way different organisms interact with eachother.
D is correct. GM crops may contain a number of toxins that could harm a number of organism in the given ecosystem that were originally acclimatised to natural crops. The major benefit of GM crops is that they are less resistance to pests and diseases when compared to their natural counterparts.
Explanation:
The main sequence is a continuous and distinctive band of stars that appears on plots of stellar color versus brightness.