Biology 101 Test 1 (Full Study Guide with latest updated test.
Biology 101 Test 1 (Full Study Guide with latest updated test. About 25 of the 92 natural elements are known to be essential to life. Which 4 of these 25 make of 96% of living matter? - correct n, hydrogen, nitrogen, oxygen Knowing just the whole number of an element allows inferences about which of the following? - correct number of protons plus neutrons in the element When two atoms have the same level of attraction for electrons, the type of interaction between these two atoms can be described as - correct lar covalent bond What is the difference between covalent bonds and ionic bonds? - correct answers.Covalent bonds involve the sharing of electrons between atoms; ionic bonds involve the electrical attraction between atoms of opposite charge The element present in all organic molecules is - correct n A carbon atom is most likely to form which of the following bonds with other atoms? - correct answers.Covalent bonds Which two functional groups are always found in amino acids? - correct xyl and amino Which of the following is NOT a correct monomer/polymer pairing defining a macromolecule? - correct answers.Amino acid/DNA Which of the following best summarizes the relationship between dehydration reactions and hydrolysis? - correct answers.Dehydration reactions assemble polymers, and hydrolysis reactions break down polymers The smallest unit show below is: - correct In the scientific method, a formulation of a hypothesis occurs before the: - correct answers.It comes first During the citric acid cycle which is not produced: - correct answers.NADPH
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biology 101 test 1 full study guide
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