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
cricket20 [7]
4 years ago
10

When must active transport be used to move a substance into a cell?

Biology
1 answer:
xenn [34]4 years ago
6 0
Active transport<span> is the movement of molecules across a </span>cell<span> membrane from a region of their ... Secondary </span>active transport<span> involves the </span>use<span> of an electrochemical gradient. ... concentration gradient, whereas passive transport requires no energy and </span>moves substances<span> in the direction of their respective concentration gradient.</span>
You might be interested in
Which part of a river would have animals with very muscular bodies and adaptations that let survive in turbulent water? Source z
sweet-ann [11.9K]
The part of the river that would have animals with very muscular bodies and adaptations that survive in turbulent water is the transition zone.
5 0
3 years ago
Read 2 more answers
If you "pass your genes along" to your offspring, can't you run out of genes?
Colt1911 [192]

Answer:

No

Explanation:

genes are part of your own dna you don't run out of dna

8 0
2 years ago
Read 2 more answers
About how many forensic anthropologist are there in North America
ExtremeBDS [4]

Answer:

119

Explanation:

As of 2017 only 119 forensic anthropologists have been certified by the ABFA

5 0
3 years ago
Assuming a typical monohybrid cross in which one allele is completely dominant to the other, what ratio is expected if the F1s a
Hitman42 [59]
The answer is going to be 3:1.
4 0
3 years ago
Jan ingests a drug that causes her to tremble and twitch. which neurotransmitters may have been affected?
nlexa [21]

The neurotransmitter that may have been affected is the dopamine as this is the one responsible for the motor control in regards of the individual’s voluntary movements and that causes Jan to engage of trembling and twitching because her dopamine has been affected.

4 0
3 years ago
Other questions:
  • What type of study is performed under tightly controlled situations and often involves animals?
    5·1 answer
  • West, North, East, or South? ​
    15·1 answer
  • PLEASE ANSWER QUICKLY
    11·1 answer
  • Duchenne muscular dystrophy is a ressecive sex-linked disorder carried on the x-chromosome in humans. A woman who is heterozygou
    6·1 answer
  • What are some advantages of being part of the food web rather than the food chain?
    14·1 answer
  • 9. Earth's crust and uppermost mantle form the
    12·2 answers
  • A country is likely to have a low carrying capacity if??
    15·1 answer
  • As the puck falls, the amount of potential energy it has decreases. Why?
    11·1 answer
  • Which muscle in the anterior compartment of the leg attaches to the side of the foot rather than to the toes?
    11·1 answer
  • What do whitefish embryo and onion root tip have in common in mitosis
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!