(Q).
If frogs have permeable skin that easily absorbs substances from the environment, then what has permeable skin that easily absorbs substances from the environment? Answer choices: - ferns - a fish - humans - animals - scales - bats - skin cells - frogs
(A).
frogs

(Q).
If unequal heating of the Earth's surface by the Sun causes tropical wind and ocean circulation, then unequal heating of the Earth's surface by the Sun causes ocean circulation and what? Answer choices: - Energy. - climate - raincoats - The atmosphere - tropical wind - freezing rain - pouring down - to move people
(A).
tropical wind

(Q).
If microevolution happens over time, then what happens over time? Answer choices: - root growth - Change colors - relocation - evolution - gases - erosion - fossils - reproduction
(A).
evolution