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PCAT Word by meaning 117

1

n. a chemical used to kill insects

2

adj. a substance that destroys bacteria

3

n. atoms of the same element with the same number of protons, different numbers of neutrons and therefore different mass numbers

4

n. lipid and protein coat which forms part of the plasma membrane in animal cells

5

v. to bring back to life

6

n. protein that contains iron and acts as an electron and hydrogen acceptor for cellular energy processes

7

n. members in groups 1 and 11 of the periodic table

8

n. a sick feeling; wanting to vomit

9

n. chamber of the heart

10

n. light-sensitive cells lining the eye