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University of Iowa Human Biology Exam 1 questions with verified answers.

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University of Iowa Human Biology Exam 1 questions with verified answers.

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2025/2026

Institution Human Biology

Course Human biology

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University of Iowa Human Biology Exam 1 questions with verified answers.

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University of Iowa Human Biology
Exam 1 questions with verified
answers.
7 characteristics of all living things ANS - made of cells

DNA

homeostasis

reproduction

response to environment

growth

take in, transform, use energy

3 domains in which living things are divided ANS - domain bacteria

domain archaea

domain eukarya

Classification of humans ANS - domain eukarya

genus Homo

species Homo sapiens

defining features of humans ANS - bipedalism

opposable thumbs

large brain

capacity for language

scientific method ANS - observe and generalize

make a hypothesis

make a testable prediction

, test

draw conclusion

revise if needed

element ANS - cannot be broken down into simpler form

atom ANS - smallest unit that has all properties of an element

ion ANS - an atom or molecule with a net electric charge due to the loss or gain of one or more
electrons

isotope ANS - same atomic number, number of protons, element, but different number of neutrons

3 parts of an atom ANS - proton

neutron

electron

proton ANS - positive

found in nucleus

neutron ANS - neutral

found in nucleus

electron ANS - negative

found orbiting atom's nucleus

atomic number ANS - how many protons there are

atomic mass ANS - number of protons and neutrons

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Uploaded on: October 1, 2025
Number of pages: 10
Written in: 2025/2026
Type: Exam (elaborations)
Contains: Questions & answers

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