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
VARVARA [1.3K]
3 years ago
9

4. What is the purpose of a channel protein?

Biology
1 answer:
andrew-mc [135]3 years ago
3 0

Answer: facilitate the transport of substances across a cell membrane.

Explanation:

You might be interested in
Which biological molecule contains a large amount of the element nitrogen? A) carbohydrates B) lipids C) proteins D) starches
Jlenok [28]
The correct option is C, PROTEINS.
Protein are macro molecules which are made up of units called amino acids. There are twenty different amino acids, each with a unique R group. The elements find in protein include carbon, oxygen, nitrogen, etc. Nitrogen is one of the most important constituent of proteins. <span />
7 0
3 years ago
What shows relationship between ancestors and their descendants
aalyn [17]
The biological term is a pedigree.
4 0
2 years ago
Read 2 more answers
Which does the one-leg stand of the field sobriety test group assess​
ad-work [718]

The one-leg stand test is something the cops do to people when they pull them over depending on the way that person was driving to tell whether you were under the influence of alcohol or drugs.

(Speaking from experience)#dontgetcaught

8 0
3 years ago
How did an agricultural contribute to population growth?.
Verizon [17]

Answer: They had more food to support more people.

Explanation:

5 0
2 years ago
List the four classes of the phylum protozoa and their locomotory organelles​
7nadin3 [17]

Answer:

Approximately, 50,000 types of Phylum Protozoa have been identified. Its four divisions are Amoeboid Protozoa or Sarcodines, Flagellated protozoans or Zooflagellates, Ciliated protozoa or Ciliates and the Sporozoans.

<h3><u>PLEASE</u><u> MARK</u><u> ME</u><u> BRAINLIEST</u></h3>
7 0
3 years ago
Read 2 more answers
Other questions:
  • What factors do you think determine the age of the universe
    13·1 answer
  • Starch and glycogen molecules are a means for a plant or animal cell to store _____ in order to help maintain homeostasis.
    15·1 answer
  • Carbon is cycled back to the carbon dioxide pool by
    10·1 answer
  • How are radioactive isotopes detected? A. They have an atomic number that is greater the atomic mass. B. They emit radiation as
    5·2 answers
  • Which of the following physical properties of a women are constant from lemon to lemon?
    13·1 answer
  • A sperm cell from a male cat contains 90 chromosomes. When it reproduces with a female cat, how many chromosomes in total will I
    8·2 answers
  • A chondroblast will produce the fibers and ground substance for
    9·1 answer
  • Some inquisitive students found two slugs and wanted to take them to science class. The only container they could find was a use
    10·1 answer
  • Sally’s mother has brown, straight hair, and her father has black, curly hair. Sally has brown, curly hair. Which process is res
    7·1 answer
  • Which of the following regarding puberty is FALSE? Select one: a. Early signs of puberty include breast budding in girls and gro
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!