A Mineral May Vary in Color, but Its Streak Color

question 30

True/False

A mineral may vary in color, but its streak color is always the same.

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Definitions:

Pancreas

A glandular organ in the digestive system and endocrine system of vertebrates that produces several important hormones, including insulin, and secretes pancreatic juice containing digestive enzymes that assist digestion and absorption of nutrients in the small intestine.

Hormones

Biological compounds synthesized and secreted by endocrine glands in the body that regulate physiological activities and behavioral responses.

Endocrine Glands

Glands of the endocrine system that release hormones directly into the bloodstream, regulating various bodily processes.

Neurotransmitters

Chemical messengers in the nervous system that transmit signals from one neuron to another, influencing various functions such as mood and behavior.