Biology 1408 - Exam #2
Which one of the following statements about the Cell Theory is not true? - Answer-all living things are
multicellular
Why are most cells small? - Answer-surface area-to-volume ratio is important and cells must remain
small
Prokaryotic cells sometimes possess short appendages called _________ that allow them to attach to
surfaces. - Answer-Pilli
Prokaryotic cells lack: - Answer-A nucleus
Which one of the following organelles is NOT part of the endomembrane system? - Answer-
mitochondrion
Only plant cells contain ______ while only animal cells contain __________. - Answer-chloroplasts;
lysosomes
Chromatin is composed of: - Answer-DNA, RNA, and protein
The endoplasmic reticulum functions as: - Answer-the site of protein synthesis
A main function of the Golgi apparatus is: - Answer-protein and lipid modification and sorting
, Lysosomes are produced by which organelle? - Answer-Golgi apparatus
The disk-like sacs found within the chloroplasts are called: - Answer-Grana
Collectively, mitochondria and chloroplasts are known as: - Answer-energy-related organelles
Vesicles from the ER are received by the ________ face of the Golgi apparatus. - Answer-cis
Microtubule assembly is regulated by the ____________. - Answer-centrosome
Cilia and flagella both originate from: - Answer-basal bodies
Energy in action is called: - Answer-kinetic energy
Which type of energy is difficult to capture and use? - Answer-Heat energy
Energy conversions always do what? - Answer-increase entropy
Cells use ______ to power their reactions. - Answer-ATP
The energy of ATP is contained within: - Answer-P-P bonds
Which one of the following statements about enzymes is NOT true? - Answer-they raise the activation
energy of reactions
Which one of the following statements about the Cell Theory is not true? - Answer-all living things are
multicellular
Why are most cells small? - Answer-surface area-to-volume ratio is important and cells must remain
small
Prokaryotic cells sometimes possess short appendages called _________ that allow them to attach to
surfaces. - Answer-Pilli
Prokaryotic cells lack: - Answer-A nucleus
Which one of the following organelles is NOT part of the endomembrane system? - Answer-
mitochondrion
Only plant cells contain ______ while only animal cells contain __________. - Answer-chloroplasts;
lysosomes
Chromatin is composed of: - Answer-DNA, RNA, and protein
The endoplasmic reticulum functions as: - Answer-the site of protein synthesis
A main function of the Golgi apparatus is: - Answer-protein and lipid modification and sorting
, Lysosomes are produced by which organelle? - Answer-Golgi apparatus
The disk-like sacs found within the chloroplasts are called: - Answer-Grana
Collectively, mitochondria and chloroplasts are known as: - Answer-energy-related organelles
Vesicles from the ER are received by the ________ face of the Golgi apparatus. - Answer-cis
Microtubule assembly is regulated by the ____________. - Answer-centrosome
Cilia and flagella both originate from: - Answer-basal bodies
Energy in action is called: - Answer-kinetic energy
Which type of energy is difficult to capture and use? - Answer-Heat energy
Energy conversions always do what? - Answer-increase entropy
Cells use ______ to power their reactions. - Answer-ATP
The energy of ATP is contained within: - Answer-P-P bonds
Which one of the following statements about enzymes is NOT true? - Answer-they raise the activation
energy of reactions
