1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
solmaris [256]
3 years ago
11

Certain amino acids are called essential because they ______.

Biology
1 answer:
kumpel [21]3 years ago
3 0
Essential amino acids are amino acids that must be supplied to one's body by their diet because they cannot be synthesized from scratch. 
You might be interested in
How does insulation keep building cool in the summer?​
exis [7]

Answer:

It slows down the entry of heat through the walls and ceiling.  

Explanation:

Insulation is a poor conductor of heat.

Thus, it takes a long time for the heat of the sun's rays to penetrate to the inside of the building.

If the building was cool to start with, insulation will help it stay cool longer.

7 0
3 years ago
What usually happens to ice before it changes into gas?
a_sh-v [17]
<span>Sublimation is the conversion between the solid and the gaseous phases of matter, with no intermediate liquid stage.</span>
6 0
3 years ago
Describe factors that influence protein shape.
saveliy_v [14]

Answer:

proteins are only able to function properly in their specific shape, they will typically stay in that configuration unless something forces them to change. When proteins change their shape, this is called denaturation. Some external forces that affect protein shape are pH and temperature

3 0
3 years ago
Organisms need nutrients in order to?
Pie
Organisms need nutrients in order to living organism
6 0
3 years ago
Read 2 more answers
2. Which of the following may affect a passenger's safety during a collision? Select all
devlian [24]

Answer: All of them seem to apply.

Explanation:

A., Its important to know if your car that is being collided is a small car or big truck, as they will end up effecting who gets hurt the most.

B., Same thing as A. but with the other vehicle.

C., The velocity matters a lot with a collision, since a slow crash won't have as much damage as a car going fast and hitting someone. Also it won't be as likely to be fatal if the car crashing into you is going slow.

D., This is the only one I'm not too sure on, but it seems like how fast the car can accelerate once collided with would be a big factor on whether it would come to a halt or skid across the road.

7 0
3 years ago
Other questions:
  • True or false Continental crust is younger than oceanic crust.
    7·2 answers
  • The number of cases of tuberculosis has risen because
    13·1 answer
  • The difference in elevation between the highest and lowest contour lines on a topographical map is called
    10·1 answer
  • Germination A. is the same process for both monocots and dicots. B. ends with dormancy. C. is the process that occurs when the s
    7·1 answer
  • The landing of pollen on the stigma is followed by the growth of the pollen
    12·1 answer
  • Water is transpired through stomata, but carbon dioxide also must pass through stomata into a leaf for photosynthesis to occur.
    5·1 answer
  • Which of the following food groups does the food produced belong?
    14·2 answers
  • Please help fill out Thank you i will give brainiest
    14·2 answers
  • Can someone explain the summary for consequences
    10·1 answer
  • What term describes ocean water being forced onto land during a hurricane? white cap
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!