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
PtichkaEL [24]
3 years ago
7

Under what circumstances does membrane transport require energy

Biology
1 answer:
Nadusha1986 [10]3 years ago
5 0
When molecules are being transported opposite to the molecules concentration gradient.

Hope i helped!
You might be interested in
Your, mouth, esophagus, stomach, and intestines help to form which of the following? A: cell be: tissue C: organ or D: organ sys
Furkat [3]
They help form D organ system which is the
digestive system 
8 0
3 years ago
Read 2 more answers
Give a reason why an electron microscope cannot be used to study life specumen​
lesya [120]

Explanation: Electron microscopes are the most powerful type of microscope, capable of distinguishing even individual atoms. However, these microscopes cannot be used to image living cells because the electrons destroy the samples.

5 0
3 years ago
Embryonic stem cells have shown promise when used to treat certain diseases. Despite this, there are many people opposed to stem
Advocard [28]
B) Embryonic stem cell research requires the use of human embryos. Its an unethical dilemma.
3 0
4 years ago
Small membrane-bound sacs that move products into, out of, and within a cell are called __.
blondinia [14]

Answer:

A vesicle is a small, membrane-bound sac that transports substances in cells. The ER moves proteins and other substances within eukaryotic cells.

Explanation:

HOPE THAT HELPS

5 0
3 years ago
What are some examples of collectivism within an individualistic society
Iteru [2.4K]

Important keywords to include are obviously Individualism and Collectivism, as well as distinct/seperate, interact, and purpose.

4 0
3 years ago
Read 2 more answers
Other questions:
  • Explain how enzymes function as biological catalysts in chemical reactions.
    9·1 answer
  • Why is it important to balance majority rule with minority rights
    7·1 answer
  • The diagram below represents a feedback mechanism. The hormone referred to in this feedback mechanism is *
    7·1 answer
  • A medical researcher hypothesizes that a new drug can reduce cholesterol. which of these would most likely be the dependent vari
    14·1 answer
  • Please help me with this answer please thank you
    13·1 answer
  • Minerals:
    15·1 answer
  • When a greenhouse gas has high global warming potential what does that mean
    15·1 answer
  • Blood flows through many small tubes if the dialyser. what is the significance of this​
    7·1 answer
  • What test is used to ensure that the results you expect are the same as the results you are observing?
    15·1 answer
  • Look at the diagram. Name organ 3.
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!