1: incomplete inheritance
2: dominant, recessive
3: polygenic inheritance
4: multiple alleles
I also believe the answer is A.
Answer:
A. Urethra
Explanation:
The part highlighted below is also known as the Urethra, or the tube in which the urine or semen travels in the male reproductive system! :)
<span>In a ecosystem,rocks are an example of an abiotic factor because they are not a living part of the environment. From context of the statement, an abiotic factor is the non-living part of the environment in a ecosystem.</span>