Card 1Q#41
Which structure controls what enters and exits the cell?
- A.Nucleus
- B.Cytoplasm
- C.Cell membrane
- D.Ribosome
Answer C. Cell membrane
Biology10 flashcards
Biology | Set 2
Cell Structure, Transport & Homeostasis
10 practice flashcards on the cell membrane, nucleus, active transport, skin function, genes, cellular respiration, and homeostasis.
Card 2Q#42
Which organelle contains the cell's genetic material?
- A.Mitochondria
- B.Ribosome
- C.Nucleus
- D.Lysosome
Answer C. Nucleus
Card 3Q#43
Cellular movement of particles from low to high concentration requires:
- A.Diffusion
- B.Osmosis
- C.Energy
- D.No energy
Answer C. Energy
Card 4Q#44
What molecule in red blood cells binds to oxygen?
- A.Albumin
- B.Hemoglobin
- C.Insulin
- D.Glucose
Answer B. Hemoglobin
Card 5Q#45
Which of the following is NOT a function of the skin?
- A.Protecting from pathogens
- B.Regulating body temperature
- C.Producing red blood cells
- D.Preventing water loss
Answer C. Producing red blood cells
Card 6Q#46
The basic unit of heredity is the:
- A.Cell
- B.Gene
- C.Protein
- D.Enzyme
Answer B. Gene
Card 7Q#47
Which process produces energy (ATP) in the cell?
- A.Photosynthesis
- B.Cellular respiration
- C.Mitosis
- D.Protein synthesis
Answer B. Cellular respiration
Card 8Q#48
Which cells do NOT have a nucleus once mature?
- A.White blood cells
- B.Red blood cells
- C.Nerve cells
- D.Muscle cells
Answer B. Red blood cells
Card 9Q#49
Which of the following best describes homeostasis?
- A.Rapid response to stress
- B.Steady state of internal conditions
- C.Cell division
- D.Waste elimination
Answer B. Steady state of internal conditions
Card 10Q#50
Sweating to cool the body is an example of:
- A.Active transport
- B.Osmosis
- C.Homeostasis
- D.Diffusion
Answer C. Homeostasis
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