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Prefix refers to the group of letters placed before a root word and adds meaning to it.
Suffix refers to a group of letters placed at the end of a root word and modifies the meaning.
Root words refer to basic words that can be changed by adding a suffix or prefix to them.
Part A Answers
Can you match these prefixes, suffixes, and word roots with their definitions?
White: leuc- (or leuk-)
bone: oss- (or osteo-)
windpipe: bronch
muscle: sarco-
red: erythro-
lung: pneumo-
fat: lip
life: vita
formative substance: -plasm
cancer: carcin
color: chrom-
across: trans-
body: -some (or soma-)
water: aqu- (or aqua-)
little, small: -elle
two: bi-
between: inter-
Eco = house, household
Aqua = water
eu = true, good
-logy = study of
a- (or an-) = without, lack of, not
trans- = across
bio = life
micro = small
-phyte = plant
macro = large
To: ad
of neither gender or type: neutr
fat: Lip
to love: Phil
from, out of, remove: de
loosening, split apart: lysis
water: hydro
first: proto
to fear: Phob
Part B Answers
Thread: mito-
true, good: eu-
cell: -cyte (or cyto-)
without, lack of, not: a- (or an-)
green: chloro-
inside, inner: endo-
out of: ex-
de- = from, out of, remove
sub- = under, below
omni- = all
zoo- (or zoa-) = animal
carn- = flesh
prim- = first
-vor = eat
hydro- = water
oligo- = few
herb- = grass
Loosening, split apart: -lysis
stationary, standing still: stasis (or stat-)
marrow, middle substance: medulla
milk: lac (or lac-)
blood: hem (or hemato-)
outside: ecto-
enzyme: endo-
inside, inner:
same: homo- (or home-)
nerve: neur-
Part C Answers
inflammation: -itis
outside, outer: epi-
heart: cardi-
condition, disease: -osis
hollow: coel-
break down, broken: -clast
kidney: neph-
around: peri-
treelike, branching: dendr
muscle: myo-
below, less than: hypo-
leaf: -phyll
same: sym-
eat: phago-
formed substance: -plasm
above, greater than: hyper-
small: micro-
intra- = within
-cide = killer
hetero- = other
troph = food, nourishment
ultra- = beyond
inter- = between
photo- = light
therm- = heat
para- = alongside
auto- = self
Part D Answers
- moving: kin (or kinet) – This word root signifies motion.
- under, below: sub. This prefix means under or below.
- outside of extra. This refers to something which is outside.
- enzyme: ase. The names of all enzymes end with the suffix ase.
- milk: lac (or lact). Lac or lact prefix represents anything to do with milk.
- sweet: glyc-. The prefix glyc signifies anything that is sweet in taste.
- across: trans. Trans is used as a prefix to describe anything that is positioned across.
- change, turn, move trop. The prefix trop is used to denote anything that is changing, turning or moving.
- other: allo. This prefix is used to represent anything that falls in the other category.
- heat: therm. The prefix therm always represents heat.
Part E Answers
- chromosomes: –ploid → diploid
- first: prim– → primary
- both, double, two: amphi– → amphibia
- behind: post– (or postero–) → posterior
- same: homo– (or homeo–) → homeostasis
- foot: –pod → cephalopod
- joint: arthr– → cephalopod