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tester [92]
4 years ago
5

A typical prokaryotic cell has about 3,000 genes in its DNA, while a human cell has about 25000. Approximately 1000 of these gen

es are present in both cell types. From what you know about evolution, explain how organizations can also have different genes. What sorts of functions might these shared genes have?
Biology
1 answer:
Bond [772]4 years ago
4 0
2,500 i think let me check bro.
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Which below toward the low-pressure areas of the westerlies?
Natalka [10]

Answer:

Option (D)

Explanation:

The westerlies are the wind generated from the western side and eventually blows towards the sub-polar low areas in both the hemisphere.

The polar easterlies are defined as the cold and dry wind that blows from the high pressure polar areas towards the low pressure areas in both the hemisphere. These polar easterlies and westerlies meets at the low pressure zone forming the sub-polar low areas.

Thus, the correct answer is option (D).

5 0
3 years ago
Read 2 more answers
What are the interaction between the circulatory and respiratory organ systems in a human?
Oliga [24]
Hello! The interaction between the two system is an inter-dependent relationship. An example of this is that the heart pumps arterial blood to the circulation. The deoxygenated or venous blood returns to the lung where blood is oxygenated. Then the blood flows into the heart chambers and the cycle continues on.
7 0
3 years ago
The zone of aeration _______________________. (Choose 2)
dlinn [17]
Soil and rocks maybe. not too sure.
3 0
4 years ago
The central nervous system consists of the brain and the ________.
Anton [14]

Answer:The answer is spinal cord

Explanation:

The central nervous system consists of the brain and the spinal cord.

The brain is the most highly specialized organ, and is protected by the skull or cranium, while the spinal cord is made up of soft tissue which runs from the medulla oblongata to the tail region. It is protected by the bones of the vertebral column.

The spinal cord acts as a PATHWAY between spinal nerves and the brain.

7 0
3 years ago
Desmosomes form channels that allow each cardiocyte to electrically stimulate its neighbors. True False
dimulka [17.4K]

Answer:

False

Explanation:

The most specific feature of cardiac muscles is the presence of intercalated discs. Intercalated disc connects the ends of cardiac muscle fibers to one another. The discs have desmosomes and gap junctions. The function of desmosomes is to hold the cardiac fibers together. The gap junctions of cardiac fibers allow muscle action potentials to spread from one cardiac muscle fiber to another. These gap junctions have tubular connexons that form channels and connect the cytosol of adjacent cardiocytes to allow the flow of ions and spread of action potential from one cell to another.  

5 0
3 years ago
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