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
Nezavi [6.7K]
2 years ago
12

Natural selection could not occur without:

Biology
1 answer:
Alenkinab [10]2 years ago
5 0
<span>A. genetic variation in species
</span>
You might be interested in
During long periods of exercise the supply of glycogen in muscle cells is used up after excercise the body quickly replaces the
scoray [572]

Answer:

A. Short term energy storage

6 0
3 years ago
nitrogen gas reacts with hydrogen gas to form ammonia. what are the reactants in the chemical reaction
gtnhenbr [62]
Nitrogen and hydrogen
N2 +3 H2 ---> 2NH3
hope that answers the question:)
7 0
3 years ago
Read 2 more answers
Number eight and nine
Viefleur [7K]
8: this model is similar to a real life model because it shows what you can have in and around your house



9: the way this model can be useful is by helping show how to build your house the way you want it to be and what you would want
7 0
3 years ago
Molecules that are ___ <br> and ____<br> membrane easily. <br> pass through the cell
alexandr402 [8]
O2 or co2 hope this helps
4 0
2 years ago
Dna replication is facilitated by the fact that the base on one strand of the double helix (t, for example) always has the same
Eddi Din [679]
This feature of DNA is termed complimentary base pairing, in that the base that compliments a certain base, say A, is always paired with base T, and likewise every T has its pair partner always as A. The same holds true with C with G, and vice versa.
7 0
3 years ago
Other questions:
  • When molecules are very large or are being moved against their concentration gradient, energy is required to move molecules acro
    7·1 answer
  • Which term describes the action of lions and hyenas fighting for the right to eat a dead gazelle?
    8·1 answer
  • What would happen if a person's body temperature dropped too low or got too high?
    11·2 answers
  • ANSWER QUICK
    7·1 answer
  • Spinal bifida may result in a hernia of the spinal cord and its covering membrane protruding to the outside of the body. this co
    5·1 answer
  • Hypothesize why only one genus and species remains in the hominin group
    14·1 answer
  • What is deoxyribose? A) an acid found in DNA B) a sugar found in DNA C) a pigment found in RNA D) a nitrogenous base found in DN
    12·2 answers
  • How did DDT nearly cause the bald eagle to become extinct? Also, what surface water pollution issue has caused problems in Ohio
    13·2 answers
  • Which of the following levels of organization is arranged in the correctsequence from most to least inclusive?
    7·1 answer
  • The San Andreas Fault is known for which of the following?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!