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
Gemiola [76]
2 years ago
13

Substances can move across the plasma membrane in two different ways—actively or passively. This activity will help you determin

e whether transport mechanisms actively or passively move substances across the membrane.
True / False.
Biology
1 answer:
fiasKO [112]2 years ago
8 0

Answer:

TRUE

Explanation:

The substances are transported into and out of the cell through active and passive transport

<u>ACTIVE TRANSPORT </u>

The substances are transported with the expenditure of energy against the concentration gradient

example

The sodium-potassium ion pump that exchange the ions in the cell with the help of energy given by ATP

<u>PASSIVE TRANSPORT </u>

The transport of material without any energy ,with the concentration gradient

example

The movement charged ions across the membrane i.e sucrose

You might be interested in
A chemical reaction is the only way to separate an?
irga5000 [103]

Answer:  Mixture

Explanation:

If there is and unstable element composition of say, pure graphite an un-pure gold then a chemical reaction will most likely be used to separate the two elements.

5 0
3 years ago
Why does the action potential only move away from the cell body?
UkoKoshka [18]

Answer:

The areas that have had the action potential are refractory to a new action potential.

Explanation:

Hope this helps<3

4 0
2 years ago
Certain flightless beetles have wings that have no function. The wings are an example of which type of structure?
AnnZ [28]
<span>vestigial structures because they are hard </span>
8 0
3 years ago
Read 2 more answers
What type of protein will fight disease
scZoUnD [109]
I think it’s Antibodies
5 0
2 years ago
Read 2 more answers
A polar bear has a thick layer of fat under its skin. Its body is covered with fur. It has adapted to a very cold climate. What
Vinil7 [7]
C:  The polar bear will probably not survive.
3 0
3 years ago
Other questions:
  • How does the skin of your palm differ from that on the back of your hand
    12·1 answer
  • Zara I an excellent violin player which part of her brain is responsible for the motor skills involved in playing a violin
    7·1 answer
  • What type of joint connects skull to spine?
    9·1 answer
  • Meiosis contributes to the process of reproduction by producing what type of cell?
    9·2 answers
  • What is the energy molecule in the thylakoid cell called ?
    13·1 answer
  • he discipline of microbiology is intimately associated with biochemistry and genetics, because cells are both biochemical cataly
    7·1 answer
  • Please help answer my question :/
    7·1 answer
  • Instructions:Select all the correct answers. Giraffes with short necks lived in arid regions. Over time, grasses disappeared, fo
    15·1 answer
  • 1. ¿De cuantas personas estuvo conformada esta familia y en que tipología se encuentran? En -(Lucas 2:1-40)
    5·1 answer
  • What process happens from an erupting volcano, weathering, and heat and
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!