Answer:
Some rare autotrophs produce food through a process called chemosynthesis, rather than through photosynthesis. ... Instead, they make food using energy from chemical reactions, often combining hydrogen sulfide or methane with oxygen.
If there is no oxygen , the cells go through anaerobic respiration which leads tot he build of lactic acid in the muscles. This is why we get sore and feel the burn during a workout.
The correct answer is Galen.
Galen considered anatomy as the foundation of medical knowledge, and he recurrently dichotomized and tested on the lower animals like pigs, sheep, and goats. Galen's supported dissection as the method to better the skills of surgery and research works.
In his work, he illustrated seven pairs of cranial nerves, observed the structural distinctions between the veins and arteries, and illustrated the valves of the heart.
According to the repost made by US Surgeon General
released in 2014, a total of 7,787,000 people died from smoking induced
cardiovascular disease from 1965 to 2014. Cigarette smoking and second-hand
tobacco smoke has been causally linked to cardiovascular diseases.
Answer: B
Explanation: Hope this helps :)