At night, clouds act as a blanket by

Clouds can assist as an umbrella, protecting the earth's surface from incoming cosmic transmission which results in an overall cooling effect. To outgoing long wave transmission, however, clouds assimilate the energy, then release it again, but at their moderate temperature such as they emit lower energy than what they have received and hence act like a blanket by absorbing outgoing radiation.

the answer will be a) proteins i believe

i'm guessing this is from edg enuity so the answers would be, from top to bottom,

theodor schwann

matthias schleiden

robert hooke

rudolph virchow

anton van leeuwenhoek