The sun heats up water on the earth which causes the water to evaporate thefore the hot water vapor rises up to higher altitudes where it's colder which causes condensation, without the sun this could never happen
I believe the inability to make saliva would affect digestion drastically. The first phase in the process of digestion comes with saliva - it breaks down some substances in your mouth, because it contains amylase which helps during this process. If it weren't for saliva, you probably wouldn't even be able to swallow food - and even if you did, it would be almost impossible to break it down in your body.
Answer:
D) meiosis
Explanation:
Basically, meiosis is required for sexual reproduction.
Answer:50% chance, and the genotype would be heterozygous
Explanation:
G=gray r=black
G r
G GG Gr
r Gr rr
I believe the correct answer is DDT.
It kills mosquitoes but thins the eggs of birds.
Hope this helps.