Answer:
By comparing the plants and animals we've bred for thousands of years for the perfect amount of food and parts we like. It's possible to create perfect humans, and to make humans immune to disease and genetic disabilities
Explanation:
When trying to figure out the outcome of an experiment that you don't fully understand or can't find out what the result would be beforehand.
Answer:
The skeletal muscles connect to the bones and work with connective tissue at the joints to allow for movement. The muscles connect to the nervous system and allow initiation of movement through nerve signals to and from the brain. The bones and muscles are supported by connective tissue, which plays an integral role in structural support.
Answer:
London smog results from a high concentration of sulfur oxides in the air and is caused by the use of sulfur-bearing fossil fuels, particularly coal. This type of smog is aggravated by dampness and a high concentration of delayed particulate matter in the air.
Explanation:
So, the answer would be B or D.
But, it is most likely B due to dampness.
4 is the correct answer hope you get it right!!!