Answer
They have polygenic inheritance and are also affected by the environment factor.
Explanation
The trait of height and skin tone are controlled by different genes and are also affected by environmental factors. The skin tone and height within the population is not specific, both have wide ranges varies from high expression of the gene to less or even no expression of the gene. Mostly these factors are mostly affected by inheritance and less by environmental factors.
Answer:
Virus can survive independently for many years.
Explanation:
independently because they cant live if they cant connect to the host cell
Explanation:
Inside the air sacs, oxygen moves across paper-thin walls to tiny blood vessels called capillaries and into your blood. A protein called haemoglobin in the red blood cells then carries the oxygen around your body.
During the lifecycle of the plant we can encounter both haploid and diploid forms.Haploid form of the plant is called a gametophyte. This form was created from spore and enables creation of haploid gametes in the next stage.
