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Stella [2.4K]
2 years ago
13

The difference between sunspots, space solar flares, and prominence

Biology
2 answers:
hodyreva [135]2 years ago
7 0

Answer:

Sunspot: Appears in groups, and is a dark area on the sun

Solar flare: Occurs near sunspots, and Extends into corona

Prominence: Appears as a loop, and is made of cool dense gas

Explanation:

I took the quiz

Rudik [331]2 years ago
5 0

Answer:

Sunspot:

-Appears in groups

-Is a dark area on the sun

Solar flare:

-Occurs near sunspots

-Extends into corona

Prominence:

-Appears as a loop

-Is made of cool dense gas

Explanation:

<em>took the text ed 2020</em>

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Help please will give brainliest due soon
kykrilka [37]

Answer: Hi there, I'm so sorry no one answer your question here is what I got

The nervous system makes you thirsty. The integumentary system makes you sweat.

The hypothalamus is part of the nervous system and controls vegetative functions, such as hunger, thirst and body temperature. When you run a race, your body starts to lose fluids due to sweat. At that moment the nervous system (through the hypothalamus) trying to maintain homeostasis in your body signals that you are thirsty.

As already mentioned above, when you participate in a race you start to sweat. This is a reaction of the integumentary system, through the skin, releasing fluids to regulate your body temperature.

Explanation:

3 0
3 years ago
Which of these is a chemical property of a substance?
Oksanka [162]
D. flammability 
is a chemical property
4 0
3 years ago
A mouse geneticist selected for increased 12-day litter weight (total weight of a litter of offspring 12 days after birth) in a
wlad13 [49]

Answer:

12-day litter weight is a trait that has an important genetic influence and therefore also a high response to selection

Explanation:

Heritability is a statistical measure of how much of the variation in a given trait can be attributed to genetic differences and how much of trait variation is due to environmental factors. A heritability value close to 1 indicates that almost all of the variability is due to genetic factors, while being poorly influenced by environmental factors. In this case, 12-day litter weight is a trait that exhibits an important genetic component (i.e., a high heritability value), thereby the correlation between parent and offspring will be high and lines selected for this trait will show a high response to selection.

4 0
2 years ago
A group of cells is assayed for DNA content immediately following mitosis and is found to have an average of 4 picograms of DNA
damaskus [11]

Answer:

b: 8;8

Explanation:

Mitotic or meiotic cell division constitute the m phase of the cell cycle. At the end of the m phase, the new cells enter the interphase stage of the cell cycle. The interphase is further sub-divided into;

  • <em>the G_0 phase,</em>
  • <em>the G_1 phase,</em>
  • <em>the S phase; and</em>
  • <em>the G_2 phase</em>.

The G_0 phase is essentially a resting phase. Cells that do not need to divide except when necessary move into this phase after exiting the m phase.

Actively dividing cells enter the G_1 phase after exiting the m phase. Cell development and growth takes place. From there, the cells enter the S phase where DNA replication/synthesis takes place. The cells then enter the G_2 phase where proteins are synthesized in preparation for division or m phase.

At the S phase, the amount of DNA a cell carries is doubled but the chromosome number remains the same. For example, if a cell enters the S phase with 2 g of DNA containing 10 chromosomes, at the end of S phase, the amount of DNA would have come 4 g while the number of chromosomes will remain 10.

Hence, if the average amount of DNA in the assayed cells immediately after mitosis is 4 picograms, the amount would be 8 picograms at the end of S phase and will still remains 8 picograms at the end of G_2 phase.

The correct option is b.

8 0
2 years ago
The __________ of the heart rests on the diaphragm, and from its __________, the great vessels emerge (hint: not chambers)
Sergeu [11.5K]
The answer is apex and base. To simplify, the apex of the heart rests on the diaphragm and from its base, the great vessels emerge. In addition, blood vessels that are nearer to the pumping heart and must enlarge to endure pressure variations are named elastic arteries and foramen ovale permits blood to pass from the right to the left atrium, therefore avoiding to pass the fetal lungs. 
4 0
3 years ago
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