Rosie is a chubby infant. her doctors observed that she has slanting eyes and a flatted nose, unusual to her ethnic group. her hands are broad and stubby. her mother told the doctors that she is achieving her milestones at a delayed time interval. what do you think rosie is most likely suffering from?

tay sachs
klinefelter disease
huntington disease
neural tube defect
down syndrome

Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria

8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?