In a Cross Between a Heterozygous Smooth-Seeded (Ss)plant and a Homozygous

question 42

Multiple Choice

In a cross between a heterozygous smooth-seeded (Ss) plant and a homozygous wrinkled-seeded (ss) plant,what would be the expected phenotypes of the offspring?

• A)all smooth
• B)all wrinkled
• C)3/4 smooth:1/4 wrinkled
• D)half smooth: half wrinkled
• E)The answer cannot be determined from the information given.

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Definitions:

Oxidized

Refers to a substance that has lost electrons and increased its oxidation state, often as part of a chemical reaction involving oxygen.

Reduced

In chemistry, refers to the gain of electrons or decrease in oxidation state by a molecule, atom, or ion.

Cellular Respiration

Pathway that uses an electron transfer chain to harvest energy from an organic molecule and make ATP. See aerobic respiration.

Glucose Molecules

A simple sugar that is an important energy source in living organisms and a component of many carbohydrates.