Answer:
Spiders have 2 body segments. The front is called a cephalothorax or prosoma and the abdomen, also known as opisthosoma.
Hope this helps :)
The answer is c
Reproduction
For the answer to the question above, they are suffering from <span><u>"Sickle cell anemia"</u>. This is </span>a group of disorders that affects hemoglobin, the molecule in red blood cells that delivers oxygen to cells throughout the body. People with this disorder have atypical hemoglobin molecules called hemoglobin S, which can distort red blood cells into a sickle, or crescent, shape.
This type of mutation is beneficial mutation
Mutations are permanent transmissible changes that occur in an individual’s genetic code. Some of these changes can cause destructive conditions such as sickle cell disease or Down syndrome, while many may not be harmful, and even irrelevant. Sometimes, a mutation that will provide an individual with a benefit may take place. This type of mutation is said to be beneficial. An example is the trichomatic vision of humans which gives humans the ability to perceive, and distinguish between red, green, and blue colors.