Because sexual reproduction is faster than asexual reproduction. The water flea would have to inseminate itself somehow with asexual, but sexual reproduction is faster in terms of the male can inseminate many female fleas at once.
Answer:
Both are two circulatory fluids of the body, Blood moves via blood vessels and lymph moves via lymphatic vessels. Blood transports gases, nutrients, and metabolic wastes. Lymph is draining of tissue fluid into the circulatory system. The major difference between blood and lymph is their function in the body.
False. Smooth muscle is found throughout the chest and abdominal cavities, where most of the body organs are located.