Answer:
bc oxygen contributes to muscle performance on and off the field.
Answer:
B) The alleles are different
Explanation:
Hetero- different
zygous- you can best relate it to specific kind of zygote, or fertilized egg (which has two alleles)
Structures in plant leaves that open and close to maintain homeostasis are called stomata. This is where gases would diffuse in and out of the leaf.
The correct answer to the question stated above is the first option: <span>an instinctive behavior was tied to a different stimulus.
</span>
Pavlov's experiment was a typical case of classical conditioning because an instinctive behavior was tied to a different stimulus.
