Natural Selection is not random because the organisms of a species that do not survive have a non-desirable genetic quality, a disease, injury, etc. This leaves the better organisms of a species to survive and reproduce, which creates a stronger and larger species.
Answer:
exchange oxygen and carbon dioxide with the atmosphere
Explanation:
Stomata are little pores in the bottom of a leaf. They exchange gases with the outside. All the other functions named are done by other parts of the plant.
Particles in sample [A]
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Answer:
Sensory neurons help you:
taste
smell
hear
see
feel things around you
Explanation:
Motor neurons
Motor neurons play a role in movement, including voluntary and involuntary movements. These neurons allow the brain and spinal cord to communicate with muscles, organs, and glands all over the body.
Interneurons
Interneurons are neural intermediaries found in your brain and spinal cord. They’re the most common type of neuron. They pass signals from sensory neurons and other interneurons to motor neurons and other interneurons. Often, they form complex circuits that help you to react to external stimuli.
Answer:
“Food chain” and “food web” relate to the ecological cycle of life in which one species eats another to survive. While a “food pyramid” is used to describe the ideal balanced diet for a human being.
Explanation:
