A&P Unit 1 and 2

Which of the following is a function of the cell membrane?

• Energy production

• Protein synthesis

• Regulating the movement of substances in and out of the cell

• DNA replication

Which type of tissue is responsible for transmitting electrical impulses in the body?

• Epithelial tissue

• Connective tissue

• Muscle tissue

• Nervous tissue

What is the primary purpose of mitosis in multicellular organisms?

• To produce gametes

• To repair and replace damaged cells

• To increase genetic diversity

• To reduce chromosome number by half

Which of the following best describes homeostasis?

• The process of cell division

• The maintenance of a stable internal environment

• The breakdown of glucose for energy

• The synthesis of proteins

Which organ system is primarily responsible for transporting nutrients, gases, and wastes throughout the body?

• Digestive system

• Respiratory system

• Circulatory system

• Nervous system

How do the respiratory and circulatory systems interact to maintain homeostasis?

• The respiratory system transports oxygen to cells, while the circulatory system removes carbon dioxide.

• The circulatory system transports oxygen to cells, while the respiratory system removes carbon dioxide.

• Both systems work independently without interaction.

• The respiratory system digests food, while the circulatory system absorbs nutrients.

Which of the following is a biomolecule that serves as the main source of energy for cells?

• Proteins

• Lipids

• Carbohydrates

• Nucleic acids

What is the role of ribosomes in a cell?

• DNA replication

• Protein synthesis

• Lipid storage

• Energy production

Which type of tissue is responsible for covering body surfaces and lining body cavities?

• Connective tissue

• Muscle tissue

• Epithelial tissue

• Nervous tissue

Which organ system is primarily responsible for removing waste products from the body?

• Digestive system

• Respiratory system

• Excretory system

• Endocrine system