If You Cross Pea Plants That Are Both Heterozygous for Purple

question 44

Multiple Choice

If you cross pea plants that are both heterozygous for purple flowers and yellow seeds (PpYy) , and you examine 800 offspring for flower and seed color, about how many do you expect to have white flowers and green seeds?

• A) 450
• B) All of them (800)
• C) None of them
• D) 150
• E) 50

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Definitions:

Memory Difficulties

Problems with the ability to recall or retain information, which can be due to aging, medical conditions, or psychological factors.

GABA

Gamma-Aminobutyric Acid, a neurotransmitter in the brain that inhibits nerve transmission, playing a key role in reducing neuronal excitability and anxiety.

Serotonin Metabolism

The biological process by which the neurotransmitter serotonin is produced, used, and broken down in the body.

SSRI

Stand for Selective Serotonin Reuptake Inhibitors, a class of drugs used to treat depression by increasing the level of serotonin in the brain.