Medical Quiz

Biology Assessment Quiz


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If cells of a multicellular organism have the same genes, how can there be many different cell types in a body?

A. Some genes but not others are expressed in each cell type.

B. Cells lose some genes as development occurs.

C. Genes do not determine the structure of a cell.

D. Cells must practice division of labour in order to survive.


What’s an example of passive transport?

A. Endocytosis

B. Exocytosis

C. Pumps

D. Facilitated diffusion


Which of these are NOT found in all cells?

A. Cell membrane

B. DNA

C. Ribosomes

D. Lysosomes


Which of the following is responsible for cellular respiration?

A. Chloroplast

B. Mitochondria

C. Endoplasmic Reticulum

D. Golgi Apparatus (Golgi Body)


How does mitosis produce two genetically identical nuclei?

A. By separation of homologous chromosomes

B. By separation of sister chromatids

C. By division of the cytoplasm into two equal cells

D. By division of the nuclear membrane into two equal parts


Which organelle provides evidence that eukaryotic cells originated when large prokaryotes engulfed small free-living prokaryotes?

A. Nucleoid

B. Chloroplast

C. 80S ribosome

D. Vacuole


Which functions of life are carried out by all unicellular organisms?

A. Response, homeostasis, growth and photosynthesis

B. Metabolism, ventilation, reproduction and nutrition

C. Response, homeostasis, metabolism and growth

D. Reproduction, ventilation, response and nutrition


What part of the plasma membrane is fluid, allowing the movement of proteins in accordance with the fluid mosaic model?

A. Glycoprotein

B. Peripheral Protein

C. Cholesterol

D. Phospholipid


Which organelle is involved in generating vesicles destined for the cell membrane?

A. Golgi apparatus

B. Smooth endoplasmic reticulum

C. Rough endoplasmic reticulum

D. Lysosome


When during the cell cycle does DNA replication take place?

A. G1

B. G2

C. S

D. M


What is osmosis?

A. The movement of water through a membrane from a low to a high solute concentration

B. The movement of solutes through a membrane from a high to a low water concentration

C. The movement of water through a membrane from a high to a low solute concentration

D. The movement of solutes through a membrane from a low to a high water concentration


What is a role of cholesterol in animal cells?

A. It increases body fat.

B. It controls membrane fluidity.

C. It lines the inner wall of capillaries.

D. It is a constituent of bile.


Which type of transportation happens in the sodium–potassium pump?

A. Facilitated diffusion

B. Active transport

C. Osmosis

D. Simple diffusion




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