Adenine forms two hydrogen bonds with thymine in DNA while three hydrogen bonds are formed between guanine and cytosine.
Thymine and cytosine are pyrimidines because they have a single ring structure. Adenine and guanine are purines because they have a double ring structure.
Thus, Cactus survive with the help of its "green stems" and "transpiration".
The "Rr" is heteroyzgous red
The "RR" is homozygous dominant
The "rr" is homozygous recissevie
Answer:
True!
Explanation:
The development of soils can be significantly affected by vegetation, animal inhabitants, and human populations. Hope this helps!
<span>A unique feature of dna is that it can duplicate itself through a process called replication.</span>
