1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
xxTIMURxx [149]
3 years ago
6

What is stem cell?

Biology
2 answers:
Whitepunk [10]3 years ago
5 0
It is (A). cell that can divide for long periods of time while remaining undifferentiated.
Andru [333]3 years ago
4 0
A stem cell is a cell which has the potential to differentiate, so a stem cell is undifferentiated.

The answer is (A) .
You might be interested in
Mendel came up with his law of independent assortment through his investigation studying
dusya [7]
All of the answers presented above are correct.
Before Gregor Mendel's research, it was believed that parents' characteristics were passed down to the next generation were not inherited as separate units, but blended together in the next generation.
While he was studying the inheritance of different traits of the pea plant such as the height of the plant, the shape and color of the seed and the variability of the color of the flowers.
During his experiments, he noticed that the simple traits as height were passed down to the filial generation separately, so they were not blending in the next generation as it was previously thought. 
He managed to get purebred plants for certain traits by self-pollination of the pea plants and used them for this experiments.
He determined that some of the traits were expressed more often and with a higher ratio and called them dominant, as opposed to recessive traits that were expressed less often when cross-breeding with an individual with a dominant trait.


3 0
3 years ago
Read 2 more answers
How many breaths per minute is normal for an infant?.
Harrizon [31]
40 to 60 breaths per minute
5 0
3 years ago
Read 2 more answers
The mean distance from the sun is the actual distance the planet is from the sun at all times. O True
KiRa [710]

Answer:

True is the answer for the mean distance of the sun

3 0
3 years ago
Describe how an invasive species can be introduced into an ecosystem by humans. Name a specific situation and species and how it
oksano4ka [1.4K]

Answer:

Explanation:

Invasive species are animals or plants from another region of the world that don’t belong in their new environment. They can be introduced to an area by ship ballast water, accidental release, and most often, by people. Invasive species can lead to the extinction of native plants and animals, destroy biodiversity, and permanently alter habitats.

4 0
3 years ago
Read 2 more answers
Which of the following CHARACTERISTICS of living things?
Ber [7]

Answer:

Explanation:These are the seven characteristics of living organisms.

1 Nutrition. Living things take in materials from their surroundings that they use for growth or to provide energy. ...

2 Respiration. ...

3 Movement. ...

4 Excretion. ...

5 Growth.

6 Reproduction. ...

7 Sensitivity.

5 0
3 years ago
Read 2 more answers
Other questions:
  • Why copper is much more expensive than iron?
    9·2 answers
  • A group of hikers find a fallen tree in a forest. The dead tree trunk is covered by mushrooms and other fungus. Later, they find
    14·2 answers
  • During activities requiring aerobic endurance,
    12·1 answer
  • Almost all living organisms use the same basic biochemical molecules including blank
    12·2 answers
  • In the amobea, water input and output are controlled by the ____. ?
    8·2 answers
  • What are the defense mechanisms of the human body
    10·2 answers
  • How do some nucleotide sequences in DNA get copied into RNA when DNA and RNA have different bases. For example, how is the seque
    10·1 answer
  • HEEEEEEEEEEEEEELLLLLLLLLLPPPPPPPPPPP!!! SOS!!!
    6·1 answer
  • When an enzyme was added that destroyed carbohydrates from the heat-
    5·1 answer
  • The backbone of a nucleic acid molecule is made of
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!