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Dovator [93]
3 years ago
12

What cells act as a message chain to send signals through the nervous system?

Biology
1 answer:
asambeis [7]3 years ago
6 0

Pretty sure the answer to this question is neurons or nerve cells.

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The polymerase chain reaction (PCR) has revolutionized biology and medicine, by allowing small regions of DNA to be amplified up
Usimov [2.4K]

Answer:

DNA polymerases from human cells will denature under these conditions.

Explanation:

Under the PCR conditions described, DNA polymerase from <em>T. aquaticus </em>would be more effective than DNA polymerase from human cells. This is due to the higher optimal temperature of DNA polymerase from <em>T. aquaticus. </em>

6 0
3 years ago
Which two kingdoms consist only of cells without nuclei?
trapecia [35]

Answer:

Eubacteria and archaebacteria

Explanation:

8 0
3 years ago
Which of the following is an example of a weather event?
solong [7]

The correct answer is C. A windstorm blew down trees in the Boundary Waters Canoe Area in Minnesota on July 4, 1999.

Explanation:

A weather event refers to a specific phenomenon in weather that in most cases is not common but particular and specific, which is different to weather patterns, this includes specific hurricanes, abnormal rain patterns, etc. Considering this, the one that is an example of a weather event is "A windstorm blew down trees in the Boundary Waters Canoe Area in Minnesota on July 4, 1999" because this is a specific phenomenon rather than a pattern in weather as int the case of hurricane seasons or permanent weather conditions.

3 0
3 years ago
What happens when a lineage splits into two or more lines of descent
kupik [55]

Answer;

B. Speciation

Explanation;

-Speciation is how a new kind of plant or animal species is created. Speciation occurs when a group within a species separates from other members of its species and develops its own unique characteristics.

-The demands of a different environment or the characteristics of the members of the new group will differentiate the new species from their ancestors.

-An example of speciation is the Galápagos finch. Different species of these birds live on different islands in the Galápagos archipelago, located in the Pacific Ocean off South America. The finches are isolated from one another by the ocean.

3 0
3 years ago
List whether the following is an example of anatomy or physiology. A. Look at the microscopic structure of a tumor. B. Measuring
il63 [147K]

Answer:

. A. Look at the microscopic structure of a tumor. = Anatomy

B.Measuring respiratory rate during sleep.= Physiology

C. Measuring blood pressure during exercise.  = Physiology

D. Observe a lesion to see if the border is irregular. = Anatomy

Explanation:

6 0
3 years ago
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