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V125BC [204]
2 years ago
8

Which motion of particles across a membrane requires energy?

Biology
2 answers:
Lemur [1.5K]2 years ago
8 0

Answer:

B. From low concentration to high concentration

Explanation:

Allushta [10]2 years ago
4 0

Answer:

B. From low concentration to high concentration

Explanation:

I got it right on edge :)

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A response from the amigdala. The reason for this is that when the medulla starts signalling brain regions that are in upper parts, especially the amigdala, this then triggers the fear response (amigdala is responsible for this) which in turn alerts us on a conscious level that we should leave this room for example and go to somewhere where more oxygen is present. 
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3 years ago
A specialized protein in saliva breaks up starch molecules in food into smaller chains of simple sugars. In this reaction, which
Anarel [89]

Answer:

option d, b, c

Explanation:

Starch molecules taken into the mouth from food substances are processed to an extent of 30% of its digestion. this is carried out by a specialized protein/ an enzyme that is present in the saliva; called  amylase or ptyalin. this enzyme acts on the substrate molecule which in this case is starch molecules and convert it into smaller chains of simple sugars that includes maltose and dextrin which is digested in the small intestine.

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Only gay answer this question <br>why men attract to each other​
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3 years ago
The Y axis of a graph gives the units for the
igor_vitrenko [27]

Answer:

The y-axis of a graph gives the units for the dependent variable.

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Dependent variable is the variable being tested and measured in an experiment, it depends on the independent variable.

7 0
3 years ago
A Chlorella cell viewed through a microscope is 0.00005 m wide when the magnification is 2000.
juin [17]

Answer:

0.0025micrometer.

Explanation:

To calculate the actual size of the image, the formula to be used is

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