What are the following questions?
Mantle
In mollusks with shells, the outer cells of the mantle secrete
calcium carbonate and conchiolin to form the shell. The mantle is the body wall
of a mollusk. It resides below the shell where it covers the body of the
animal.
Answer:
"Cows that eat apples can get a bloated stomach and die. But that's not what's happening when your cattle feed on apples fallen on the ground or those that you offer them to diversify their diet. ... So, if you plan to introduce apples into your cows' diet, do so gradually."
So your best choice is option A!
Explanation:
- Eijiro <3
The greenhouse effect occurs when rays enter our atmosphere and are reflected from the ground up. They get changed during their voyage through our atmosphere and they change in such a way that they can't leave the atmosphere anymore. Then they stay inside and heat up the planet which causes thing like global warming. That's what the greenhouse effect is.