Answer: 1. separates the material inside the cell from the outside environment
2. also allows material to pass in and out of the cell, if it is safe to do so
3. protects the nucleus and cytoplasm
Explanation: Mitochondria is the powerhouse of the cell. So thats not right. The other three are right. The cell membrane protects the cell by either blocking material that tries to come to the cell or pushing out material from within the shell.
Answer: True
Explanation:Aksum managed trade between India and the Mediterranean in ivory, gold, emeralds, silk, spices, agricultural products, salt, exotic animals, manufactured goods, and much more. ... Aksumite civilization continued to grow in wealth, power, and complexity. - looked it up so ig plus india is in asia
I believe the answer is: universal vs. context specific development
universal vs. context specific development is an argument on whether there is multiple pathways for people to develop, Universal side of the argument view that all people are experiencing the same stage. Context specific side of the argument see that the model of stages development are different between one individuals with another.
A neuron that reliably reacts with a burst of activity whenever a rat is near the response lever in its test cage would be classified as a place cell.
<h3>What is
A neuron ?</h3>
Neurons are information transmitters. They transfer information between different parts of the brain and between the brain and the rest of the nervous system through electrical impulses and chemical signals.
The nerve cell is the primary unit of communication in the neurological system. The cell body, a primary branching fiber (axon), and numerous smaller branching fibers comprise each nerve cell.
The bulk of neurons in vertebrates are found in the central nervous system, although some are found in peripheral ganglia, and many sensory neurons are found in sensory organs such as the retina and cochlea.
To know more about A neuron follow the link:
brainly.com/question/11538106
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Answer:
(A) True
Explanation:
US congressmen have a wide range of health insurance options to choose from and they can stick to their chosen plan even if they change positions in the civil service hierarchy. This is extended to their families. That is, congresses enjoy exemptions that guarantee greater security in health care than ordinary citizens.
