Answer:
Guanine
Explanation:
There are <em>four</em> nitrogenous bases in DNA, <em>two purines</em> (adenine and guanine) and <em>two</em> <em>pyrimidines</em> (cytosine and thymine)
Adenine always bonds with thymine, and cytosine <em>always bonds with</em> guanine.
Answer:
A disadvantage is that sexual reproduction takes longer than asexual reproduction. A mate must be found, the egg must be fertilized by sperm, and then the offspring develop. The benefit of introducing genetic variation into the species, however, outweighs this disadvantage.
Explanation:
Answer:
Antidepressants
Explanation:
Antidepressants are drugs developed to treat people suffering depressive and other mood disorders by relieving the symptoms. It is also useful in managing some addictions. These drugs perform their function in the brain by ensuring to balance some chemicals in the brain, referred to as neurotransmitters.
Examples of antidepressants include Prozac, Paxil (paroxetine), Wellbutrin, Paxil (paroxetine) etc.
<span>Put your one hand on the base and the other on the arm, and put your microscope and put it on a flat surface</span>