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Semmy [17]
3 years ago
15

The roots of the aquatic plant hydrilla are poorly developed and lack xylem tissue. Which is an appropriate justification for th

is?
Biology
1 answer:
masya89 [10]3 years ago
7 0

C) As hydrilla is aquatic in nature, the roots do not have to search for water, and there is no need for xylem to absorb water because the plant is surrounded by water.

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Succulent plants such as aloes are known for their thick stems and leaves, which allow them to store water. Which statement best
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Answer:

D. Thick stems and leaves were selected because succulents with these characteristics are more likely to survive hot, dry weather and, thus, produce more offspring

Explanation:

The succulents have not always been as they are now, but they have evolved from plants that looked different and existed in different weather conditions. As the environment has been changing, in order to survive, the succulents started to develop traits that would be advantageous for them to survive in the hot and dry weather. The succulents that started to develop such traits, like the thick stem and leaves were the ones selected to survive, as they were the ones that had the advantage in this type of environment. The thick stems and leaves enabled them to store as much water as possible when there is, and also to preserve it for long periods of time, while the succulents that didn't possessed this traits died out because they were not able to sustain the new conditions, nor to be able to reproduce effectively.

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4 years ago
Where is long-wavelength radiation created?
Ivahew [28]

On the earth surface

Explanation:

The long-wavelength radiation is created on the earth surface when electromagnetic radiation is re-emitted.

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  • When they interact with materials on the earth, they are radiated back as long-wavelength radiation that usually causes heat.
  • Ultraviolet rays and other high energy waves are emitted from the sun because it is a very hot body.
  • When these radiations enters the earth, they are re-radiated back as long waves with lower energy.
  • Earth is cooler than the sun
  • When some of the short waves for example, the ultraviolet rays gets to the surface, it is absorbed and re-radiated back.
  • When the short waves are absorbed, they lose some of their their energy to the earth surface.
  • The remainder is radiated back as less energetic long waves.
  • The hotter a body is, the more energetic the radiation it releases.

learn more:

Electromagnetic radiation brainly.com/question/6818046

#learnwithBrainly

4 0
3 years ago
The first electric generators used direct current, so they needed to be reversed manually on a regular basis in order to work pr
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<span>B.Tesla used another scientist’s research as inspiration.</span>
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3 years ago
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Hi could somebody help me
Vika [28.1K]

Answer:

MOUTH:

  • Food becomes moist
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STOMACH:

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  • Food is mixed with acid
  • Carbohydrates are broken down

I hope this helps :)

Explanation:

plz mark B R A I N L I E S T

8 0
3 years ago
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He made several statements about the tree. Which statement is not true?
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A.The leopard is more closely related to the jaguar than to the snow leopard.
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The statement which is not true is D. 
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