What hormonal change occurs after fertilazation that causes the endometrial lining to remain intact so that the fertilised egg can successfully implant in it?

What is the role of proteins in a chromosome?

How does your body get energy from eating lettuce

Where/when/why is diffusion important in our lives/bodies? 2 or more paragraphs, need to be strong

Of the following organelles, which group is involved in manufacturing substances needed by the cell?

a car moves takes fuels and realese energy from gets rids of waste through the exhaust pipe, is car living things? explain your answer

Which characteristic describes all organisms in the domain Eukarya? A. Their cells contain a nucleus B. Their cell nuclei lack DNA C. Their cell are prokaryotic D. Their cell wall contain peptidoglycan

What happens when an object in space moves towards us? light waves are compressed into higher frequencies O light waves are stretched into lower frequencies

Why are bright colors difficult to see in a room lit by candles?

What is a pathogen? Give one specific example.

Without the sun there would be no life on earth this is because the sun is the major source of all