tests of stuff

What is the basic unit of life?

• Organ

• Cell

• Tissue

• Organism

What do enzymes do in the body?

• Build muscles

• Transport oxygen

• Speed up chemical reactions

• Produce hormones

Which part of the cell is responsible for organizing cell division?

• Mitochondria

• Nucleus

• Golgi apparatus

• Centriole

How is genetic information passed from one generation to the next?

• Through blood

• Through enzymes

• Through DNA

• Through RNA

What process converts glucose to energy in cells?

• Photosynthesis

• Respiration

• Digestion

• Fermentation

Which type of cell lacks a nucleus?

• Animal cell

• Plant cell

• Prokaryotic cell

• Eukaryotic cell

What is osmosis?

• Diffusion of water through a semipermeable membrane

• Active transport of ions

• Transfer of energy

• Digestion of proteins

What are chromosomes made of?

• Protein and lipids

• Protein and carbohydrates

• DNA and protein

• RNA and lipids

What is the main organ involved in gas exchange in humans?

• Heart

• Lungs

• Brain

• Kidneys

What does the circulatory system transport?

• Nutrients and enzymes

• Blood cells only

• Oxygen, nutrients, and waste

• Water only