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Mekhanik [1.2K]
3 years ago
15

Why is DNA replication describe as semiconservative

Biology
1 answer:
padilas [110]3 years ago
8 0
Semiconservative DNA replication is a mechanism of DNA replication which results in two copies of DNA, each consisting of one parental DNA strand and one newly synthesized. Each strand of DNA helix serves as a template for new strands. The new strand remains associated with template strand.
Oppositely, in conservative DNA replication, each strand of DNA helix serves as a template for new strands, but new strands separate from template strands and associate into new DNA, so one DNA copy has both original strands, and another one has both new strands.
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Which of the following does NOT affect the flow of groundwater through an aquifer ? a. porosity C. gradient b . chemical weather
creativ13 [48]

Answer:

b . chemical weathering

Explanation:

Chemical weathering is not affected the flow of groundwater through an aquifer but affect by the porosity and permeability. The rate of groundwater flow is controlled by two properties of the rock which are porosity and permeability. Porosity is the percentage of void space in a rock while on the other hand, Permeability is the quality of being permeable means able to be penetrated or passed through by a liquid or gas.

4 0
3 years ago
Cacti grow slowly due to the fact that they keep their stomata closed for much of the day. why would closing their stomata durin
gogolik [260]
Cacti grow in the desert, which is a very hot climate. Not the best for both gaining and maintaining water supplies, due to the fact that water becomes vapour very quickly in conditions such as a desert (unless we're talking about polar deserts).

Keeping their stomata closed during the day stops water vapour from escaping their cells. While this does inhibit growth and stop new water molecules from entering, it allows the cactus to maintain a healthy amount of water within itself.
3 0
3 years ago
Use of which of the following does not contribute carbon dioxide to the environment
Liono4ka [1.6K]
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3 0
4 years ago
A person infected with human immunodeficiency virus (HIV) may not have any symptoms for a period of time. During this period the
Reika [66]

Answer:

a

Explanation:

4 0
3 years ago
Considering the experimental design, which claim is best supported using the data?
VLD [36.1K]

Answer:

C low competition for glucose

Explanation:

From the given answer choices and information,

It cannot be A since there is no visual disease or any indication of disease in the experiment

Cannot be B, since space would not be an issue since it clearly hit 111 on day 3

and cannot be D since there is no indication of a change in temperature.

However, we know Petri Dishes have nutrients to stimulate cell growth, and those resources are not unlimited therefore we can only attest that a large portion of the nutrients have been consumed and starved some of the cells thus causing a population decrease

3 0
3 years ago
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