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Sergeu [11.5K]
2 years ago
14

What are the bonds that hold two amino acids together called?

Biology
2 answers:
Naya [18.7K]2 years ago
5 0
A. Peptide bonds i just learned this recently
kogti [31]2 years ago
4 0

Answer:

a. peptide bond

Explanation:

It occurs when the carboxylic group of one molecule reacts with the amino group of the other molecule, linking the two molecules and releasing a water molecule.

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The motion permitted at a joint ranges from ____________ , such as where some skull bones interlock at a suture, to ____________
Elenna [48]
The correct answers are no movement; extensive movement.
You cannot move the joints near your skull - at least now willingly - only a doctor can remove parts of your skull if you are undergoing a brain surgery. Otherwise, there is no movement at all there. However, when it comes to your shoulders, for example, you can move them at will in whichever way you want to.
3 0
3 years ago
Place the following steps of endomembrane system function in the correct order.
maks197457 [2]

Answer:

D

Explanation:

<em>The correct option here would be</em><em> D</em><em>.</em>

The endomembrane system refers to a group of membrane-based organelles whose primary function is to synergistically work together to modify, package, and transport lipids and proteins. The system includes organelles such as the lysosome, the nuclear envelope, the endoplasmic reticulum, and the Golgi apparatus.

For an endomembrane system function involving a protein, the protein would first of all need to be synthesized by the ribosome - the free ones or the ones attached to the rough endoplasmic reticulum. Thereafter, the synthesized protein would then be folded or packaged into transportable vesicles. The vesicles are then received by the Golgi apparatus which further modifies the proteins before transporting them accordingly.

Hence, the correct order of a typical endomembrane system function would be:

  1. <em>Ribosomes on the RER synthesize proteins.</em>
  2. <em>Proteins are packaged into transport vesicles.</em>
  3. <em>Golgi apparatus receives transport vesicles from the RER.</em>
  4. <em>Proteins are modified by the Golgi apparatus.</em>
  5. <em>Modified proteins may be secreted from the cell by exocytosis.</em>
6 0
3 years ago
A small child gives a plastic frog a big push at the bottom of a slippery 2.0 meter long, 1.0 meter high ramp, starting it with
lesya692 [45]
First, let's find the angle of inclination using the tangent function.

sin θ = opposite/hypotenuse = 1 m/2 m
θ = 30°

Assuming the ramp is frictionless, the force balance is:
F = mgsinθ = ma
Cancelling out m,
a = gsinθ = (9.81 m/s²)(sin 30°) = 4.905 m/s²

Using the equation for rectilinear motion at constant acceleration,
x = v₀t + 0.5at²
2 m = (6 m/s)(t) + 0.5(4.905 m/s²)(t²)
Solving for tm
t = 0.297 seconds

Using the equation for acceleration:
a = (v - v₀)/t
4.905 m/s² = (v - 6 m/s)/0.297 s
Solving for v,
v = 7.46 m/s
8 0
2 years ago
The movement of sperm from the seminiferous tubules to the epididymis is the result of?
Genrish500 [490]

Answer:

With sufficient stimulation, mature sperm travel from the epididymis through the vas deferens, a muscular tube, which propels sperm forward ...

Explanation:

6 0
1 year ago
Select the correct answer. Which phrase best defines characterization? OA. the way an author describes the conflict a character
bixtya [17]

Answer: The way an author describes or conveys a character’s traits.

Explanation:

4 0
3 years ago
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