All single-celled organisms are prokaryotes.

Why are saturated triglycerides considered less healthy than unsaturated ones?

The only molecules that can pass freely through the plasma membrane are ones that

Which nitrogen containing base is found in DNA but not in RNA?

Which of the following terms is not correctly matched with a correct example?

Both plants & animals need mitochondria to

An element has an atomic number of 78. The number of protons and electrons in a neutral atom of the element are

Biosphere is the Community and its non-living surrounding

Which of the following is NOT a dehydration synthesis reaction?

The three domains of life are