Answer:
There are advantages and disadvantages of sexual reproduction, compared to asexual reproduction. The main issues are: Advantages: More variation assists with survival. It increases the chance that at least some offspring of a parent survive.
Explanation:
Answer:
By avoiding the factors due to which the disease occurs.
Explanation:
Seniors can combat health problems they may face by avoiding the factors which contribute in that health problems. For example, chronic disease occurs when the individual consume foods with more cholesterol so for reducing the risk of this disease the person should avoid the intake of food with high cholesterol levels. If they don't avoid the intake of such type of food so this disease may lead to death by closing the valves of the heart.
Converts hydrogen atoms into helium.
Answer:
Skeletal muscle is voluntary and striated, cardiac muscle is involuntary and straited and smooth muscle is involuntary and non-striated.
Answer:
The hypothesis that eukaryotic cells evolved from a symbiotic association of prokaryotes (endosymbiosis) is particularly well supported by studies of mitochondria and chloroplasts, which are thought to have evolved from bacteria living in large cells.
Explanation:
Both mitochondria and chloroplasts are similar to bacteria in size, and like bacteria, they reproduce by dividing in two.