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BaLLatris [955]
3 years ago
9

The region of a chromosome where two sister chromatids are held together is called a

Biology
1 answer:
Advocard [28]3 years ago
6 0
<span>Centromere I think that is the correct answer</span>
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How is cold front formation different from stationary front formation?.
Leya [2.2K]

Answer:

cold fronts form between two air masses that barely move, while stationary fronts form when a warm air mass is trapped between two cold air mass.

5 0
3 years ago
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Energy efficiency is based on the laws of thermodynamics; therefore, a loss of energy always occurs when one form is transformed
Elis [28]
True since some of the input energy is turned into heat energy, which is then lost in the environment. This is why input work is never equal to output work, unless the problem is set in a 'perfect world'.

3 0
3 years ago
HELP ASAP! 50 POINTS!! WILL MARK CORRECT ANSWER BRAINLIEST
Helen [10]

Answer:

1) They wil be BR (100% of them)

Punnett square:  

     R.     R

B. BR.   BR.

B. BR.  BR

a) there is a 0% chance

b) there is a 0% chance

c) there is a 100% chance

Explanation:

a) because on the punnet square we got no "BB"

b) because on the punnett square we got no "RR"

c) because on the punnet square all of the crosses resulted in "BR", hence 100%

5 0
4 years ago
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It would take one light year to travel to the sun. True False
masha68 [24]
Hey there 

the answer is :

False

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Hopes this helps u :)
8 0
3 years ago
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Explain how adaptive traits are important in our CONSTANGLY changing world
Oliga [24]

Answer:

It helps organisms survive.

Explanation:

To elaborate, adaptive traits and behavior is learned because of a necessity to <em>survive</em>.

A good example might be vaccinations and your immune system. Your body needs exposure to a pathogen to learn what it does, then adapts to fight off the pathogen. It adapts to survive.

In a constantly changing world, if you can't adapt, you simply won't survive long enough.

8 0
3 years ago
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