they use natural selection because they got separated from their kind and have to make new living also they need to adapt to the environment
Answer: Option B.
Has risk factors that include atherosclerosis
Explanation:
Ishchemic stroke has a risk factor that include Atherosclerosis because it is when blood clot causes a blockage to artery that supplies blood to the brain.
This is major caused by buildup of plagues or deposition of cholesterol ( atherosclerosis). The blockage reduces the blood flow and oxygen to the brain, which cause damage or death of brain cells
If the arteries become too narrow, blood cells may collect and form blood clots.
Answer:
TISSUES
Explanation:
Each cell type has a special feature that enables it to perform a particular function efficiently. These cells are said to be specialized to perform specific functions. Groups of specialized cells are assembled together to form a tissue. Examples are muscle, skeletal and nervous tissues in animals as well as phloem, epidermis and xylem tissues in plants.