Answer:
a. None of the answers given is correct
Explanation:
Nitrogenous bases such as uracil (2, 4-dioxy pyrimidine), thymine (2, 4-dioxy-5-methyl pyrimidine) and cytosine (2-oxy-4-amino pyrimidine) are pyrimidines. Cytosine and thymine are found in the DNA but in the RNA, thymine is replaced by uracil.
The pyrimidine undergoes catabolism through ring cleavage. The end products of catabolism are beta-amino acids, ammonia and carbon dioxide.
Homeostasis is the act of being at equilibrium and stable. It’s best for optimal function
Answer:
C
Explanation:
plants use solar energy they can't get chemical energy because they can't eat like people
people use chemical energy to sustain themselves
The stem of a plant grows_________from the pith. <u>outwards</u> or inwards