Which of the following is NOT a characteristic of prokaryotic cells?

Organelles involved in energy conversion are the:

Which of the following contains its own DNA and ribosomes?

Proteins synthesised by the rough ER are:

The cell structures that break down nutrient molecules and old cell parts are known as:

Large numbers of ribosomes are found in cells that specialise in the synthesis of which of the following:

Which of the following properties of water is shown here (a steel paper clip floating on water)?

Which of the following properties of water is shown here (a steel paper clip floating on water)?

Which of the following properties of water is shown here (a steel paper clip floating on water)?

Which of the following is a hydrophobic material: