Their shorter wavelength provide better resolution for studying the viruses.....
GLAD TO HELP :)
Lactose because it is a sugar made up of galactose and glucose.
The answer is d according to study soup
<span>The formation of the fertilization envelope (slow-block to polyspermy) requires an increase in the availability of </span>calcium ions.
Slow-block to polyspermy is also called cortical reaction. In this reaction, the sperm will be permanently blocked by cortical granules. The release of calcium ion will trigger this reaction.
