They have more than one cells
They have the ability to produce their own food
they do not have a membrane bound nuclei
Answer:
Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water.
Explanation:
mark as brilliant
<span>An exercise session designed to promote weight loss should expend at least 250 calories as this is the lowest amount of calories that sufficiently constitute an appreciable quantity of fat and energy that the body has.</span>
Answer:
50% of their children will have blond hair
Explanation:
Given ,
Allele for brown hair is represented by "B" and it is a dominant trait
While Allele for blond hair is represented by "b" and it is a recessive trait.
Genotype of Sally when it is given that she carries the recessive gene of blond hair - Bb
Genotype of Sally's husband who has has blond hair, which is a recessive trait - bb
Bb x bb
Bb, Bb, bb, bb
Out of four offspring two will have blonde color hair,
Thus, 50% of their children will have blond hair
