Signals from neurons and the body's nervous system are received by the brain and the spinal cord.
OR
Signals from organs and the body's senses are received by the brain and the spinal cord. (I looked it up on quizlet to make sure I was right, and someone had organs and senses for the blanks, so I put it here just in case)
I'm not sure which answers your teacher(s) accept, but hopefully this helps.
Answer:
The melanocytes: these produce melanin, the pigment that provides the skin with its color and protects it from the sun's rays.
The keratinocytes: these form epidermal keratin.
Explanation:
I'm thinking the brain. The brain produces hormones and chemicals that tell the body to grow. And you also need to think a lot when trying to survive, which is when the brain comes in handy.
Answer:
Plasma membrane
Components of Plasma Membranes. The plasma membrane protects the cell from its external environment, mediates cellular transport, and transmits cellular signals.
Answer:
Most protists are unicellular. You may be wondering why those protists are not classified in the Archaebacteria or Eubacteria kingdoms. It is because, unlike bacteria, protists are complex cells.
Also:
Among these three main types of archaea are some subtypes, which include: Methanogens — archaeans that produce methane gas as a waste product of their "digestion," or process of making energy. Halophiles — those archaeans that live in salty environments.
Didn't Cheat!
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