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aleksley [76]
3 years ago
14

What characteristic makes up the main difference between an asteroid and a meteoroid?

Biology
2 answers:
Andreyy893 years ago
6 0

Asteroids are made up of rock while meteoroids are made up of ice.

that is the answer.

iogann1982 [59]3 years ago
4 0
Asteroid<span>: a large rocky body in space, in orbit around the Sun. </span>Meteoroid<span>: much smaller rocks or particles in orbit around the Sun. Meteor: If a </span>meteoroid<span> enters the Earth's atmosphere and vaporizes, it becomes a meteor, which is often called a shooting star.</span>
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Why are alternative scientific theories to evolution not taught in public school?
adoni [48]

Answer:

<u>Option-(D):</u>Alternative scientific theories are suppressed by the science establishment.

Explanation:

<u>Theory of Evolution:</u>

"The theory of evolution states that, there is a process of change which occurs inside the living organism's heritable, physical and behavioral traits  over the years or mostly it occurs in a series of generation".

  • As, there were many other theories that were presented and research was carried out on them in order to increase the level of education regarding the term "evolution".
  • The alternative theories had no such experimental grounds to prove their worth and authenticity leading them to be suppressed by the Darwin theory of evolution.
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Explanation:

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3 years ago
Get 20 points if you help on this question test ​
bija089 [108]

Answer:

I think it is both 1 and 2

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6 0
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A model of cell division is shown here. A student evaluates the model and makes the claim that the cell division increases genet
loris [4]

Chromosomes exchange genetic material in step 3.

<h3><u>Explanation</u>:</h3>

The meiosis is the type of cell division that takes place for gametogenesis. The meiosis has two phases - meiosis I and meiosis II.

The meiosis I has the events like crossing over and independent assortment which leads to the mixing of genes between homologous chromosome pairs and separation of homologous chromosome pairs. So the two cells that are produced from the meiosis I are genetically different. The step 3 shows the crossing over of prophase 1 of meiosis I. So, it shows the genetic difference between the offsprings and leads to genetic variation.

5 0
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Read 2 more answers
Nitrogen fixation is A. the conversion of gaseous nitrogen into an organism friendly form (ammonia (NH3). B. preplanned setting
Stolb23 [73]

Answer:

The correct answer is option A. "the conversion of gaseous nitrogen into an organism friendly form (ammonia (NH3)".

Explanation:

Nitrogen fixation is a biological process at which gaseous nitrogen is converted into an organism friendly form (ammonia (NH3). Nitrogen fixation is performed in nature by microorganisms in the soil. Some of these microorganisms have a symbiotic relationship with plants. These microorganisms convert the gaseous nitrogen into ammonia, which is used by the plant as a source of nitrogen.

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