Which Statement Best Describes Double Fertilization in an Angiosperm

question 9

Multiple Choice

Which statement best describes double fertilization in an angiosperm?

• A)Two egg cells are fertilized within each ovule.
• B)A sperm nucleus fuses with an egg cell and a sperm nucleus fuses with polar nuclei.
• C)Two sperm are required for fertilization of one egg cell.
• D)A flower can engage in both self-pollination and cross-pollination.
• E)One sperm fertilizes the egg while two polar nuclei fuse with a second egg.

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Definitions:

Dopamine

A neurotransmitter in the brain that plays a key role in regulating mood, reward, and movement, often associated with the brain's pleasure and reward system.

Parkinson's Disease

A progressive neurological disorder that affects movement, causing tremors, stiffness, and difficulty with walking, balance, and coordination.

Neurotransmitter

Chemical substances in the brain that transmit signals across a synapse from one neuron to another, playing crucial roles in regulating bodily functions and psychological states.

Parkinson's Disease

A progressive neurological disorder marked by tremors, muscle rigidity, and slow, imprecise movement.