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DaniilM [7]
3 years ago
11

The movement of molecules against a concentration gradient occurs during?

Biology
1 answer:
AURORKA [14]3 years ago
6 0

Answer:

In active transport, the particles move across a cell membrane from a lower concentration to a higher concentration.

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Allosteric effectors: Question 1 options: can lead to a decrease in the availability of a protien alter enzyme activity by bindi
In-s [12.5K]

Answer:

can cause large changes in enzymatic activity

Explanation:

An enzyme refers to a biological catalyst that is typically used to speed up (accelerate) the rate of a chemical reaction by lowering the activation energy of its reactants.

An allosteric effector can be defined as an agent, organ or molecule that is being binded to an enzyme at a site, thereby causing a reduction (negative effect) or an increase (positive effect) in an enzyme activity.

When the activation energy of a reaction is low, the rate of the reaction would be faster. Therefore, an enzyme speeds or catalyzes the rate of a reaction by lowering its activation energy.

Additionally, if the conditions are not optimal for an enzyme, it limits the ability of an enzyme to bind or be joined with its substrates.

Furthermore, an increase in temperature increases or speeds up the rate of a reaction while low temperature limits or reduces the rate of a reaction.

In the human body, the optimal temperature for enzymes is around 37 degrees celsius (°C).

In conclusion, an allosteric effector can cause large changes in enzymatic activity because it acts as an intermediary and mediates specific effect in a metabolic pathway.

7 0
3 years ago
Which of the following statements is most accurate?
Likurg_2 [28]
I think it’s the second option. There is a ph scale attached below to explain this. Hope it helps.

6 0
3 years ago
PLEASE IF ANSWER CORRECT WILL MARK BRAINLEST!!! Please due right now
uysha [10]

Answer:

I'm guessing that it is c

Explanation:

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3 years ago
Organisms may contain up to five levels of organization within their bodies. Which level of organization is best represented by
Tresset [83]

Answer: The liver best represents an organ.

Explanation:

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Who was the naturalist who spent 5 years at sea studying plants and animals, discovering adaptations between mainland and island
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Charles Darwin is the right answer and he worked mainly on the Galapagos islands. 
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