Answer:
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Explanation:
Answer:
B. The city park contains fewer natural predators of the red squirrel than the nature reserve.
Explanation:
When compared to a nature reserve a city park really doesn't have any predators apart from some cats or birds. There really isn't much that can challenge the squirrel in order for their numbers to go down. There is no threat from food shortages and no threat from being eaten by larger animals that could live there.
1a & b:Homozygous Recessive = ff - white flowers
Homozygous Dominant = FF - Purple flowers
Heterozygous = Ff - Purple flowers
2:The punnet square will look something like this
Tt Tttt tt
50% Heterozygous (with long thorns)
50% Homozygous Recessive (with short thorns)
There must be an abundance of food space and water or a lack of predators
Antibodies are white blood cells that destroy antigens. Antitoxins are white blood cells that destroy toxins(poisons).
