difference in the body structures of organisms in the same population
A. characteristics
B. variation
C. behavioral variation
D. physical variation

Random Topics:
Modals: Possibility, Necessity, ExpectationPassive VoiceVocabularyModals with Perfect InfinitiveAlthough / DespiteSubordinate ConjunctionsPunctuation and GrammarComparative AdverbsPrepositionPositive and Negative ConnotationsOther quiz:
Vocabulary › ViewWhich of the following best defines ‘self-sufficiency’ in the context of survival?
A. The ability to rely on others for basic needs.
B. The ability to meet one’s own needs without relying on external assistance.
C. Dependence on technology for everyday tasks.
D. A state of complete isolation from society.
Grammar › View
Shows excitement
A. Declarative
B. Interrogative
C. Imperative
D. Exclamatory
Some people say that ________ are just friends you haven’t met yet.
A. peers
B. strangers
C. coaches
D. colleagues
Grammar › View
Where______ you______ when I______ you on the bus last night?
A. did / go / saw
B. were / going / was seeing
C. were / going / saw
D. did / go / was seeing
