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
vodomira [7]
3 years ago
6

Which sentences describe star clusters?

Biology
2 answers:
Y_Kistochka [10]3 years ago
8 0
Star clusters are large groups of unique stars in space.
adell [148]3 years ago
6 0
Options 2,3&4!!!!!!!
You might be interested in
Why are scientists certain that the climate system is warming?
Alja [10]

Answer:

Ice cores drawn from Antarctica, Greenland, and tropical mountain glaciers proves that Earth's climate responds to changes in greenhouse gas levels. You can also find ANCIENT evidence in tree rings, coral reefs, layers of sedimentary rocks, and ocean sediments.

( re word it to however you would've said it if possible.)

Explanation:

I learned about this already, and had to do deep research when I did.

8 0
2 years ago
What are the two main functions of the nervous<br>system?​
mamaluj [8]

Answer:

sensory and integration

Explanation:

those are the two main functions.

5 0
3 years ago
Read 2 more answers
What are the two types of biological interactions?
kaheart [24]

Answer: They can be either of the same species (intraspecific interactions), or of different species (interspecific interactions). These effects may be short-term, like pollination and predation, or long-term; both often strongly influence the evolution of the species involved. A long-term interaction is called a symbiosis.

Explanation:

6 0
3 years ago
Read 2 more answers
Which of these statements best compares gravitational and electromagnetic forces in the solar system? (2 points) Electromagnetic
Soloha48 [4]
Gravitational is only attracted and electromagnetic is both atrractive and repulsive since it depends what you are talking about
6 0
3 years ago
If a muscle fiber were to suddenly and permanently stop producing ATP the fiber would no longer be able to actively transport ca
lisov135 [29]

No muscle contraction will be observed.

<h3>What is the effect of calcium concentration on muscle contraction?</h3>

The concentration of calcium ions in the muscle cells help in contraction and relaxation of muscles fibers.

Release of calcium ions initiate muscle contraction.

Therefore, there will be no contraction of muscle if calcium ions are not transported out from the sarcoplasm.

Learn more about muscle contraction and calcium ions at: brainly.com/question/14760686

#SPJ1

7 0
2 years ago
Other questions:
  • The oxygen moves into the blood stream from the lungs by the process. 1.Exhalation 2.Osmosis 3.Diffusion 4.Respiration
    8·2 answers
  • Complementary pairs to A-C-G-T-T-A-C-G-A- in dna
    11·1 answer
  • Which of the following is most likely to create a long-term trend
    9·1 answer
  • What can we learn from starting the work of others
    13·1 answer
  • After a cell has been treated with a certain chemical the ribosomes stop functioning. Which of the following would be immediatel
    11·1 answer
  • Place the labels to describe the role of the lungs and blood in transporting oxygen and carbon dioxide in the body.
    9·1 answer
  • What happens when the diaphragm is pulled down (Do you inhale or exhale)?
    7·1 answer
  • An approximation of a number, based on reasonable assumptions, is called
    14·2 answers
  • Which of these best explains how Earth's surface features are formed by moving tectonic plates?
    15·1 answer
  • Why do we use microorganisms to produce enzymes more than plants and animals?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!