Answer:
d
Explanation:
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Different, because the old strands were not the same. The nucleotides of each strand of DNA are bonded together in a very specific way - it is called complementarity.
For instance, one strand has a following sequence: ATTGACC . The other strand (or the new strand synthesised based on that strand) has complementary sequence: TAACTGG
a buffer, A solution that can receive moderate amounts of either acid or base without a significant change in ph
There are two sphincters in the human body
Answer: Urethra
Explanation:
The urethra is a narrow tube which lead into the male penis. Thus, the urethra passes through the penis, and carry out functions of reproduction (by allowing the discharge of sperm) and excretion of urine