I think it’s A (which is disease)
Since the trait is dominant, it is possible for his parents to be heterozygous (Bb). So they have the trait but they have a gene they can pass on with out it. If both of his parents Bb then he could’ve gotten both recessive and therefore not receive the trait
ExampleS of how conditions on Earth would worsen if greenhouse gases increase.
- Increase Surface Temperautre
- Heats The Oceans
- Melts Polar Ice
Hope This Helps!
Answer:
Muscle tissue is what allows the body to move.
Explanation:
Muscles move all parts of your body.
The part of the worm that serves as its brain is the cerebral ganglion
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