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
Stolb23 [73]
2 years ago
5

Define concentration gradient.

Biology
2 answers:
kirill115 [55]2 years ago
4 0

Answer:

A concentration gradient occurs when the concentration of particles is higher in one area than another. In passive transport, particles will diffuse down a concentration gradient, from areas of higher concentration to areas of lower concentration, until they are evenly spaced.

Explanation:

Hope this helps c:

kkurt [141]2 years ago
4 0
Concentration gradient is when the high concentration of particles is higher in one area than another
You might be interested in
How would a tree falling from the top most layer most immediately affect the surrounding plants in the other lower layers?.
Pachacha [2.7K]

Answer:

More sunlight but less space.

Explanation:

The fallen tree would have let in more sunlight as it was blocking sunlight from getting in most of the time. Since the tree fell more sunlight will be able to get in. The only problem would the fact that there will be less space depending on the size of the tree and how it fell over.

3 0
2 years ago
What's the density of the lions in yhe portion of the park that has been studied?
kkurt [141]
A part of the destiny of lion was a part
6 0
3 years ago
Cytotoxic t-cell subpopulations are specialized to combat _______ pathogens, whereas helper t-cell subpopulations are specialize
Katarina [22]
<span>Cytotoxic t-cell subpopulations are specialized to combat intracellular pathogens, whereas helper t-cell subpopulations are specialized to combat extracellular pathogens.

</span>Cytotoxic t-cell  are CD8+ cells. Cytotoxic t-cell uses granzymes to <span>kill </span><span>intracellular bacteria, that lives in the cytosol such as viruses. They identify the pathogen forgein peptids that are bounded to MHC-I on the cell surface.
</span>
cd4+ T helper (Th) cells include Th1, Th2, and Th17 cells. They contribute to aliergic reactions and fighting extracellular  parasites.
8 0
3 years ago
Which of the following organs is NOT a part of the immune system?
morpeh [17]

Answer:

I think is D because I had this question

6 0
2 years ago
Which of the following is the best example of homeostasis? *
erik [133]

Answer:

A

Explanation:

Homeostasis' main job is to keep your body balanced, typically with variable factors such as temperature or enzyme amounts. Your heart rate increases to keep your blood pressure steady while you exercise. This way, you can have a relatively balanced blood pressure as you exhilarate yourself.

8 0
2 years ago
Other questions:
  • _______ power can be harnessed in the ocean to create power.
    8·2 answers
  • Starting with the sun , what energy transformations take place when cows graze in a meadow
    7·1 answer
  • 4. What is the greatest contributor to air pollution in the United States? A. power plants B. factories C. burning waste D. auto
    14·1 answer
  • What is the temperature of earths layers?
    14·2 answers
  • Sodium has the atomic number 11
    9·1 answer
  • The new cell formed by the union of the spermatozoon and the ovum is the:
    9·1 answer
  • Mr. Smith provides a diagram of a food web and asks the students to identify the various
    5·1 answer
  • Que le falta a Puerto Rico para ser un pais sustentable?
    10·1 answer
  • When does fertilization occur?
    14·1 answer
  • Watson and crick were the first to suggest that dna is
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!