2.03 early cells alternate assignment
#3- look at table 2 below.
a) which molecule will probably require active transport to move into the cell?
b) how do you know?
table 2.
size
charge
concentration
molecule a
large
positive
higher outside
molecule b
small
negative
higher outside
molecule c
small
none
higher outside
molecule d
small
higher inside

i think the answer would be d

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the law of original horizontality explains:   why rocks appear in layers. correct answer: b the law suggests that all rock layers are originally laid down (deposited) horizontally and can later be deformed.   the principle is used by geologists to make assumptions about the relative ages of sedimentary rocks.

answer/// wohler;