Outline the diversity of stimuli that can be detected by human sensory receptors, including mechanoreceptors, chemoreceptors, thermoreceptors, and photoreceptors. Explain what is meant by each of these terms and provide one named example of each type of receptor?

Plsss > .< compare and contrast the characteristics of flatworms rounds worms and earthworms

Asolution containing hci would likely have

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed