The Ratio Between the Uptake of Carbon Dioxide by Photosynthesis

question 17

Multiple Choice

The ratio between the uptake of carbon dioxide by photosynthesis and the release of carbon dioxide by respiration is approximately

• A)one (i.e. ,about the same).
• B)2 (i.e. ,twice as much carbon dioxide is taken up by photosynthesis as is released by respiration).
• C)5 (i.e. ,five times as much carbon dioxide is taken up by photosynthesis as is released by respiration).
• D)0.5 (i.e. ,half as much carbon dioxide is taken up by photosynthesis as is released by respiration).
• E)0.1 (i.E. ,one tenth as much carbon dioxide is taken up by photosynthesis as is released by respiration).

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Definitions:

Meiosis

A type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell, essential for sexual reproduction.

Fertilization

The process by which a sperm cell combines with an egg cell to form a zygote, marking the beginning of a new organism's development.

Heritability

A measure of how much of the variation in a particular trait within a population can be attributed to genetic differences among individuals.

Dominant-Recessive Inheritance

A genetic transmission pattern where an inherited trait is dictated by the presence of just one dominant gene, overshadowing a recessive gene when both are present.