Choose all that apply. what are the effects of the earth-moon interaction?
earth has tides
the moon speeds up its orbit
earth's days lengthen
moon's days lengthen

what causes the seasons on earth?
changes in the amount of energy produced by the sun during different seasons.
the earth moving closer to and further from the sun as it orbits.
the tilt of the earth exposes different areas to direct sunlight as the earth orbits the sun.
the amount of sunlight blocked by the moon changes as the earth orbits the sun.

Which of the following is an example of competition that could be found in a forest? question 14 options: deer eat berries and their droppings seed new areas creating more berry bushes two fox populations utilize the same rabbit population as their main food source two hawk populations utilize the same scorpion population as their main food source lack of sunlight due to changes in the seasons restricts the growth of certain plants

Duchenne muscular dystrophy is a serious condition caused by a recessive allele of a gene on the human x chromosome. the patients have muscles that weaken over time because they have absent or decreased dystrophin, a muscle protein. they rarely live past their twenties. how likely is it for a woman to have this condition? a) women can never have this condition.b) one-fourth of the daughters of an affected man would have this condition.c) one-half of the daughters of an affected father and a carrier mother could have this condition.d) only if a woman is xxx could she have this condition.

In many humans, exposing the skin to sunlight over prolonged periods of time results in the production of more pigment by the skin cells (tanning). this change in skin color provides evidence that -