Answer:
Genotype ratio Tt:tt=1:1
Phenotype ratio 1:1
Explanation:
the phenotype ratio should be 1:1 since there are 2 individuals with the dominant allele and 2 without it
The genotype ratio should be 1:1 for the same reason
D. Muscus and cilia trap pathogens
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Answer:
Maybe 2,3 points
Explanation:
1. receive stimuli messages from inside and outside the body..
2. responding to stimuli by sending messages throughout the body.
It reduces the amount of harmful rays released by the sun and It increases the levels of carbon dioxide in the air.
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The set point is the normal, or target, value for something.