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
mario62 [17]
3 years ago
13

What substance is a pure substance ?

Biology
1 answer:
denis-greek [22]3 years ago
5 0
<span>Hello,

Silver is a pure substance, So B is your answer!


Have a good day mate !!!

Your Friend --- Young Sinatra</span>
You might be interested in
Consider an experimental set-up with two fluid-filled chambers that are separated by a plasma membrane with open K channels but
Marat540 [252]

Answer: K+ will flow from side 2 to side 1 until it is in equal concentrations in the two compartments

Explanation: A membrane potential will develop so that the electrical gradient stops the movement of K+ before equilibrium of the concentration can occur

7 0
2 years ago
Imagine the grasshoppers population was gone. What would happen to the black and white bird population?​
Zina [86]

Answer:

The black and yellow bird population would begin to starve and would be forced to find alternative food, or die off. This would then send ripples through the food web, causing almost every species to be effected by the grasshoppers being gone.

4 0
3 years ago
You forgot to ask a friend to water your plants while you were on vacation. When you got home you noticed they were wilting.
Arturiano [62]
Turgor pressure.

Hope this helps (:

-Payshence xoxo
8 0
3 years ago
4.If the cell cycle takes 24 hours in a particular cell, how long will it be in interphase? Prophase?
Nezavi [6.7K]

Answer:

Usually, cells will take between 5 and 6 hours to complete S phase. G2 is shorter, lasting only 3 to 4 hours in most cells. In sum, then, interphase generally takes between 18 and 20 hours.

5 0
2 years ago
Dodos were flightless birds that have been extinct for about 300 years. Imagine that biologists found two surviving dodos and ma
ad-work [718]

Answer:

Dodos were flightless birds that have been extinct for about 300 years. Imagine that biologists found two surviving dodos and mated this pair of birds. What would you expect of the resulting dodo population after three generations?

The maximum number of alleles present for any gene in the new population is two

Explanation:

As a result of this mating, in the third generation the maximum number of alleles present for any gene in the new population will be two.

7 0
3 years ago
Other questions:
  • What causes metamorphic rocks to form from existing rocks?
    8·1 answer
  • Number 15<br> 17<br> 19 <br> Thanks
    7·1 answer
  • Where would you most likely find transform boundaries on an earthquake distribution map?
    9·2 answers
  • BRAINLIST PLX HEKP
    11·1 answer
  • B 3.1 Suggest which leaf carries out more photosynthesis and explain why. Below is a section of part of a plant as seen with a l
    13·1 answer
  • Explain the process in which sedimentary rocks form
    9·2 answers
  • PLEASE THIS URGENT PLS HELP
    11·1 answer
  • Plsss helpppppppppppppppppp
    12·1 answer
  • Help me please!<br> In your own words, what are the differences between the plant and animal cell?
    15·1 answer
  • Cho trâu đực đen 1 giao phối với trâu cái đen 2. Năm đầu sinh được nghé đen 3 và năm sau sinh được nghé xám 4.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!