[ Vocabulary ]
features that make organisms different from one another
A. characteristics
B. variation
C. behavioral variation
D. physical variation

Random Topics:
HomophonesModals Posibility and ProbabilityPronouns/ Present TenseModals and Present TensesPast and Past ContinuousInfinitive and GerundsComparison and ModalsGrammar and PunctuationModals and Active and Passive VoiceEs and SOther quiz:
Grammar › ViewThe rug is __________ the shower.
A. in front of
B. behind
C. next to
D. above
Grammar › View
Identify the adverb in each sentence.
They walk far from home.
A. they
B. walk
C. far
D. from
Grammar › ViewIn recent years there has been a large increase ………….. the number of people who take no regular exercise.
A. of
B. in
C. for
Conjunction › View
I was having a nice time here, ……. I decided to stay longer.
A. because of
B. because
C. therefore
D. due to
