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RoseWind [281]
3 years ago
6

The first organisms on Earth were most like today's

Biology
1 answer:
mezya [45]3 years ago
3 0

Answer:

O Autotrophs anaerobic

hope it will help you

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The map shows the distribution of three species of organisms observed during a population survey. Identify the pattern of distri
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The cell bodies of sensory neurons that are in clusters of neurons outside the spinal cord are called ____.
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Answer:

The cell bodies of sensory neurons that are in clusters of neurons outside the spinal cord are called  ____

The answer is "dorsal root ganglia"

Explanation:

Explanations of some terms

Sensory neurons:

Sensory neurons, also known as afferent neurons, have cell bodies that are located in the dorsal ganglia (also known as  spinal ganglia) of the spinal cord. Most sensory neurons have one axon which is split into two branches, they transmit impulses toward the spinal cord.

Spinal cord:

The spinal cord is a tubular structure composed of nervous tissue housed within the vertebral column, runs from the base of the brain to the lower spine. Spinal cord is a component of the Central Nervous System that serves as information highway the between brain and the body which Integrates and processes information. It can function with the brain and can also function independently of the brain.

Dorsal root ganglia:

Dorsal root ganglia also known as dorsal ganglia originated as bipolar cells. They exists within the peripheral nervous system and they have special nerve cell clusters that aid in transmitting the sensory messages of pain and touch. The dorsal root ganglia receive information from sensory receptor organs and transmitting the information to the central nervous system.

4 0
3 years ago
Describe the steps that your body takes when building immunity.
Sergio [31]

Answer:

Explanition:

The immune system is made up of special organs, cells and chemicals that fight infection (microbes). The main parts of the immune system are: white blood cells, antibodies, the complement system, the lymphatic system, the spleen, the thymus, and the bone marrow.

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The heart is an organ because it
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d

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