Though Hormones and Neurotransmitters Are Often Chemically Identical,the Effect of Hormones

question 116

Multiple Choice

Though hormones and neurotransmitters are often chemically identical,the effect of hormones is slower than the effect of neurotransmitters because hormones:

• A) are delivered by the bloodstream
• B) are chemically very different from neurotransmitters
• C) are transported in the interstitial fluid
• D) affect only the peripheral nervous system

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Definitions:

Haploid

A cell or organism having a single set of chromosomes.

Zygote

A fertilized egg cell that results from the fusion of male and female gametes.

Gametophyte

The haploid phase in the life cycle of plants and algae that produces the gametes (sperm and eggs) through mitosis.

Cytokinin Levels

Concentrations of plant hormones that promote cell division and shoot formation, influencing plant growth and development.