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Helen [10]
3 years ago
15

What are stem cells and how are they being used?

Biology
2 answers:
Sphinxa [80]3 years ago
5 0

Answer:

Stem cells are special human cells that are used to repair damaged tissues

fiasKO [112]3 years ago
4 0

Answer:

In multicellular organisms, stem cells are undifferentiated or partially differentiated cells that can differentiate into various types of cells and divide indefinitely to produce more of the same stem cell. Stem cells are undifferentiated cells that can turn into specific cells, as the body needs them. Scientists and doctors are interested in stem cells as they help to explain how some functions of the body work, and how they sometimes go wrong.

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The fossils of a new species of reptile are found in deposits dating to the Permian period. Later, scients discover that fossils
allochka39001 [22]

Answer:

The correct answer is option c. "adaptive radiation".

Explanation:

The term "adaptive radiation" is used in evolutionary biology to describe a evolutionary history at which many different organisms are created as a result of a rapid diversification of an ancestral species. This phenomenon takes place as a result of changes in the environmental conditions that forces new species to adapt quickly. The scientist observations of many intermediate forms at different continents of an ancestral reptile, most strongly support the evolutionary model of adaptive radiation.

4 0
3 years ago
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DanielleElmas [232]
True...
it acts as a semi permeable membrane
4 0
3 years ago
Is carbon an element or compound
tiny-mole [99]

Answer:

Element

Explanation:

Carbon is an element found on the periodic table with the alias C

5 0
3 years ago
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What is an endemic species?
natima [27]

Endemism

Endemism is the state of a species being native to a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsewhere.

Explanation:

Endemic species are those that are found in just one region and nowhere else in the world. For example, kangaroos are originally endemic to Australia and are found nowhere else in the world. ... The Tasmanian Tiger is one such animal that was endemic to Australia, Tasmania and New Guinea. But now, it is extinct.

4 0
3 years ago
Read 2 more answers
Resident microflora:
CaHeK987 [17]

Answer:

Resident microflora b. may be responsible for opportunistic infections in immunocompromised

Explanation:

It is almost impossible to found these microorganisms in the stomach because of the acidic conditions, most of them are not adapted to this type of environment. Resident microflora is not transient, is actually permanent. However, resident microflora may be responsible for ooportunistic infections in immunocompromised and they can also increase the intensity of the disease produced by that pathogen.

7 0
3 years ago
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