Bio 105 exam 1 practice questions and
Answers 100% Solved
The four main categories of bio-molecules are? - CORRECT ANSWER-Proteins,
Nucleic acids, Lipids, Carbohydrates
What type of bond holds together the parts of a water molecule? - CORRECT
ANSWER-Polar covalent bond
What is the basic unit of structure and function of living things? - CORRECT
ANSWER-A cell
If the most common form of Carbon has 6 protons, 6 neutrons, and 6 electrons.
Which elements would be an Isotope of carbon? - CORRECT ANSWER-An
atom with 6 protons, 8 neutrons, and 6 electrons
The alpha helix and beta represent which level of protein structure? - CORRECT
ANSWER-Secondary structure
Which of these are not a lipid?
A. Phospholipid
, B. Cholesteral
C. Estrogen
D. RNA - CORRECT ANSWER-D. RNA
A hydrophilic molecule... - CORRECT ANSWER-Will attract to polar molecule
Which is the process of by which cells link monomers together to form polymers
and by doing this water is produced? - CORRECT ANSWER-dehydration
synthesis (dehydration reaction)
A monosaccharide is to a carbohydrate as... - CORRECT ANSWER-An amino
acid to a protein
A peptide bond is... - CORRECT ANSWER-A covalent bond
What determines the types of chemical reactions that an atom participates in? -
CORRECT ANSWER-The number of electrons in the outermost shell
What polysaccharide do plants use to store energy? - CORRECT ANSWER-Starch
What domain are prokaryotic cells found? - CORRECT ANSWER-Bacteria and
Archaea
What is the sequence of biological organization from simplest to the most
complex? - CORRECT ANSWER-cell, tissue, organ, organism
Which is not one of the characteristics of life?
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protected by copyright law
Answers 100% Solved
The four main categories of bio-molecules are? - CORRECT ANSWER-Proteins,
Nucleic acids, Lipids, Carbohydrates
What type of bond holds together the parts of a water molecule? - CORRECT
ANSWER-Polar covalent bond
What is the basic unit of structure and function of living things? - CORRECT
ANSWER-A cell
If the most common form of Carbon has 6 protons, 6 neutrons, and 6 electrons.
Which elements would be an Isotope of carbon? - CORRECT ANSWER-An
atom with 6 protons, 8 neutrons, and 6 electrons
The alpha helix and beta represent which level of protein structure? - CORRECT
ANSWER-Secondary structure
Which of these are not a lipid?
A. Phospholipid
, B. Cholesteral
C. Estrogen
D. RNA - CORRECT ANSWER-D. RNA
A hydrophilic molecule... - CORRECT ANSWER-Will attract to polar molecule
Which is the process of by which cells link monomers together to form polymers
and by doing this water is produced? - CORRECT ANSWER-dehydration
synthesis (dehydration reaction)
A monosaccharide is to a carbohydrate as... - CORRECT ANSWER-An amino
acid to a protein
A peptide bond is... - CORRECT ANSWER-A covalent bond
What determines the types of chemical reactions that an atom participates in? -
CORRECT ANSWER-The number of electrons in the outermost shell
What polysaccharide do plants use to store energy? - CORRECT ANSWER-Starch
What domain are prokaryotic cells found? - CORRECT ANSWER-Bacteria and
Archaea
What is the sequence of biological organization from simplest to the most
complex? - CORRECT ANSWER-cell, tissue, organ, organism
Which is not one of the characteristics of life?
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law
