The answer is Speciation cannot occur in the absence of mutation. Speciation cannot occur in the absence of natural selection
I may be wrong but I think it’s the second one. They speed up reactions, and there’s a certain enzyme for a certain reaction.
Ulna is the forearm bone involved in formation of elbow joint
The structure that serves as the cell's boundaries from its environment is known as the CELL MEMBRANE. It keeps the bad things from coming in, and releases waste out into the environment.
<span>Answer: cell membrane</span>
Answer:
can you please provide the name of this leaf...
