Mina enters a dark movie theater, where it takes her eyes a minute to adjust to the darkness. which change her see better in the dark? her retinas make more rods. her corneas become more transparent. her cones become more active. her pupils get larger.

In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the

Which example describes a mutualistic relationship between organisms? young wasps prey on caterpillars. crabs eat the remains of dead fish. tapeworms feed on food in the intestines of cats ants protect a tree on which they feed.

You and a group of friends are spending your vacation hiking through the mountains. it is cold in the mountains. you will be expending a lot of energy while hiking and you will need plenty of energy to keep you warm. you should pack foods high in to provide the most energy or kilocalories per gram of food. a) carbohydrates b) lipids (fats) c) proteins d) sugars