Which of the following steps in normal cellular respiration ends with formation of water?
A) fermentation B) glycolysis C) electron transport D) citric acid cycle
Answer: C
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Tibetan people have ____ in their blood despite living at high altitude
a. less oxygen b. more erythropoietin c. less erythropoietin d. more hemoglobin e. less hemoglobin
Describe the difficulty in distinguishing a cell in the late stages of prophase and the early stages of metaphase
What will be an ideal response?
Crossing over is facilitated by a ____ orientation between homologous chromosomes
a. tightly angled b. separated, perpendicular c. tight, perpendicular d. separated, parallel e. tight, parallel
When is cell-to-cell communication particularly important in regulating gene expression?
A) During mitosis B) During meiosis C) During embryonic development D) During replication