Answer:
heat transfer?
Explanation: look it up it says heat transfer
If you use more than one independent variable at a time, and will observe a change, you will not know which variable contributed to a changed result.
If a man who has Type O blood, his biological children cannot be type AB.
A man who has type O blood cannot father a child with type AB blood, because he did not pass on the type O blood allele to all of his offspring.
Seminiferous tubles is the only part of a male reproductive system