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GaryK [48]
3 years ago
5

In the phylogenetic tree shown here, which of the following loci represents an ancestor shared by species 1 and 2 but not by spe

cies 3?
A. C
B. A
C. B
D. D

Biology
1 answer:
BigorU [14]3 years ago
5 0
Answer choice B —> A
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Study the following statements, which compare the method of fermentation preferred by yeasts to they type of fermentation that m
Volgvan

Answer:

Only one of the three statement is true; and that is,

(ii.) Different metabolic end products result from the two types of fermentation

Explanation:

Fermentation is the process by which organic molecules such as glucose are broken down into smaller molecules to extract energy as ATP in the absence of oxygen.

Fermentation is carried out by many organisms including man.

In man, fermentation occurs in very active skeletal muscles such as in an athlete running. It involves the reduction of pyruvate produced from the glycolytic pathway to lactate in the muscles. The net yield of ATP from glucose breakdown to produce lactate is 2 ATP molecules.

In microorganisms such as yeast, the fermentation product of py ruvate derived from glycolysis is ethanol and carbon dioxide, CO₂. The net ATP yield in fermentation of glucose in yeast cells is also 2 ATP molecules.

From the options provided in the questions, the correct option is:

Only one of the three statement is true and that is that, ii. Different metabolic end products result from the two types of fermentation.

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2 years ago
The ability to blank is an adaptation to avoid predators
Hitman42 [59]
The correct answer is to move bro
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3 years ago
Name three invasive species and the specific location on Earth that they are affecting.
yan [13]

Answer:

Rats - Virgin Island

Hemlock - Asia

Zebra moulds - Great Lakes

Explanation:

An alien species is one that was introduced into a new environment, but does not have harmful effects. Such alien species are considered invasive species as they begin to have harmful effects on the new habitat. Invasive species can cause damage to the ecosystem, economic harm or human health effects.

Three invasive species are as following:

  1. Rats that came on board ships to the Virgin Islands infested the islands' sugar cane fields and caused significant crop damage.
  2. The woolly adelgid hemlock is an invasive Asian insect which rapidly kills infested hemlock trees.
  3. Zebra moulds in the Great Lakes can easily cover submerged surfaces, obstructing water intakes at water treatment plants and power plants

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3 years ago
Which change of state is shown in the model?
Eduardwww [97]

Answer:

The answer is: deposition

Explanation:

The answer is: deposition

● Deposition is a process in which gases change phase and turns directly in solids without passing through the liquid phase. It is the opposite of sublimation.

One of the major difference between gases and solids is the distance between molecules; in gases the inter molecular spaces are large, while in solid they are very small, making solids be the most dense, with closely packed molecules. This is evident in the diagram, the phase cha

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3 years ago
Expand the squared binomial. (x – 3)^2
stellarik [79]
(x-3)² = (x-3)(x-3)
= x² - 3x - 3x + 9
= x² - 6x + 9
4 0
3 years ago
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