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Reil [10]
3 years ago
7

Importance of freezing stem cells in South Africa?

Biology
1 answer:
Nesterboy [21]3 years ago
6 0

Answer:

Stem cells are special cells found in the human body which has the ability to change into different cell types and functions.

They are expensive in South Africa and are freezing the stem cells helps in the preservation of the cells for research works in the medicine. They are also used in the treatment of different illnesses which requires cells and tissue transplants.

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Earth scientists have concluded that the methods of harnessing energy that have been used over the past two centuries, such as t
stepan [7]

<em>Answer:</em>

<em>The best answer to the question that is being given above would be letter A. The most complex level of organization hierarchy that climate change could potentially affect is Earth's Biosphere - which holds every living thing in the planet. This climate change will destroy it more destruction to Mother Nature occurs.</em>

<em>Explanation:</em>

<em>its easy  soo yea</em>

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3 0
3 years ago
Which is NOT a consequence of an erupting volcano?
k0ka [10]
Acidity, because birds with definitely be troubled, insects will die, and the rumbling of the volcano might creat big waves
6 0
3 years ago
If a plant were unable to produce root caps, what would be the effect on plant function?
Naya [18.7K]

Answer:

The plant would not be able to grow to normal height.

Explanation:

If a plant does not develop a root cap, the plant does not allow the root to grow downwards.

Hope this helps :)

4 0
3 years ago
Read 2 more answers
Flexible tough material that makes up vertebrate skeletons or parts of<br> the system
larisa [96]

Answer:

<u>Cartilage</u> is the flexible, tough material that makes up vertebrate skeletons or parts of the skeletal system.

Explanation:

Cartilage is the part of skeletal system that acts as a connective tissue too. It is comprised of chondrocytes cell types (formed by chondrification) and produce collagen and proteoglycan. It provides elasticity and found in the rib cage, nose, ear, and in the Intervertebral discs. It is abundantly present in infants but at later growth stages, bone maturation process takes place which replaces/hardens the cartilage with hard bones.

6 0
3 years ago
A researcher is curious if Bt resistant bollworms are susceptible to an insecticide called DDT. Bollworms susceptible to Bt have
Shalnov [3]

Answer:

The correct answer is - 3/16 or 18.75% portion will be resistant to both Bt and DDT.

Explanation:

It is given that bollworms that are susceptible to Bt are represented by either RR or Rr and resistance one are shown by rr genotype and bollworms that are resistant to DDT are represent TT or Tt genotype and susceptible to DDT have tt genotype.

Cross: RR tt with rr TT

Gametes: Rt and rT

F1 cross:

    RT

rT  RrTt ( susceptible Bt and resistant DDT)

F1 Cross with F1

Gametes: RT, Rt, rT and rt

cross:

             RT      Rt        rT         rt

RT       RRTT   RRTt   RrTT    RrTt

Rt        RRTt    RRtt    RrTt      RrTt

rT       RrTT    RrTt     rrTt       rrTt

rt       RrTt      Rrtt     rrTt      rrtt

The bold genotypes are the three out of 16 that are resistant to both DDT and Bt.

8 0
3 years ago
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