Answer:
B: humans inhale oxygen from plants which is used in cellular respiration to produce water
Explanation:
1- Pharnyx(throat
2-bronchial tube
3-Pleura
4-nasal cavity
5-mouth
6-larnyx
7-trachea
8-diaphragm
9-"voice box"
10-"lung cover"
11-"windpipe"
12"throat"
DNA is made of a double helix of two complementary strands. When replicating, these strands seperate. Each strand of the original DNA then acts as a template for the production of it's counterpart, which is referred to as semiconservative replication.