Biology 104 Exam 1 Questions and
Answers 100% Pass
What is the fluid component of the cell called?
Cytoplasm.
What is the process by which cells take in nutrients from outside the cell by engulfing them?
Endocytosis.
What is the role of chlorophyll in photosynthesis?
Chlorophyll a...
Biology 104 Exam 1 Questions and
Answers 100% Pass
What is the fluid component of the cell called?
✔✔ Cytoplasm.
What is the process by which cells take in nutrients from outside the cell by engulfing them?
✔✔ Endocytosis.
What is the role of chlorophyll in photosynthesis?
✔✔ Chlorophyll absorbs light energy.
What is the function of the cell membrane?
✔✔ It controls the movement of substances in and out of the cell.
What is the semi-permeable structure surrounding the nucleus called?
✔✔ Nuclear envelope.
1
,What is the function of lysosomes in the cell?
✔✔ Lysosomes break down waste materials and cellular debris.
What part of the cell is responsible for packaging and distributing proteins?
✔✔ Golgi apparatus.
What is the process of creating new DNA from an existing strand called?
✔✔ DNA replication.
What is the powerhouse of plant cells responsible for photosynthesis?
✔✔ Chloroplasts.
What is the term for the cell's ability to maintain a stable internal environment?
✔✔ Homeostasis.
What is the phase in the cell cycle where DNA is replicated?
✔✔ S phase.
2
, What molecule is produced during cellular respiration as the main source of energy for the cell?
✔✔ ATP (adenosine triphosphate).
What structure connects the cytoplasm of adjacent plant cells?
✔✔ Plasmodesmata.
What is the process by which organisms maintain their internal water balance?
✔✔ Osmoregulation.
What organelle is responsible for detoxifying chemicals and producing lipids?
✔✔ Smooth endoplasmic reticulum.
What is the process of programmed cell death called?
✔✔ Apoptosis.
What is the pigment in red blood cells that binds to oxygen?
✔✔ Hemoglobin.
3
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