Their mode of fertilization is external.
They lay eggs in the water and there is a chance of destruction of these gametes by water current if they are in less quantity.
So they lay more and more eggs in order to rule out the possibility of destruction of all eggs.
Thus at least some eggs are fertilized by sperm and produce zygote.
The answer is letter C.
Drug craving become heightened whenever the user is exposed to any situation that triggers a memory of the drug use. Often times, people who undergo drug rehabilitation are taken away from their most common environment where drug abuse is prominent. This is the reason why many drug users who leave rehabilitation centers have the tendency to return to their old ways. Their exposure to the outside world triggers drug cravings and eventually the cycle keeps repeating itself.
Answer:
A. Walking in the same direction as moving traffic.
Explanation:
Why would you, do that in the first place? The other options all seem like safe precautions to do.
Answer:
There are three types of muscle tissue recognized in vertebrates. ... Figure 1: Muscle Types. Cardiac and skeletal muscle are both striated in appearance, while smooth muscle is not. Both cardiac and smooth muscle are involuntary while skeletal muscle is voluntary.
Explanation:
hope this helps
I believe the answers is 1 through asmosis
