Which feature is found in all cells? - Answers plasma membrane composed of phospholipids
Compared with a eukaryotic cell, a prokaryotic cell - Answers lacks organelles beyond
ribosomes.
Without receptor proteins, a cell would not be able to - Answers bind to signal proteins from
other parts of the body.
Without tight junctions in certain tissues, - Answers fluids may leak out past the barrier the
junction would create.
Where do the vesicles that are being made for secretion from the cell become modified and
packaged? - Answers Golgi apparatus
Mitochondria are found in - Answers both plant cells and animal cells
Plant cells have plasmodesmata that - Answers connect the cytoplasm of one cell with that of
another.
Cell size is limited because ________ is critical to a cell's function. - Answers surface-area-to-
volume ratio
A cell being observed under a microscope has a cell wall, plasma membrane, ribosomes, and
chromosomal material that is not found in a nucleus. Based on this information, the cell could
be a - Answers bacterial cell.
Which organelle is required for producing ATP for cellular work? - Answers mitochondria
Which of the following organelles is not surrounded by a membrane? - Answers ribosomes
Plant cells can communicate with each other via ________, as indicated by the arrow in the figure.
- Answers plasmodesmate
Which of the following is an incorrect match of molecule to the location where it is principally
used? - Answers glucose - lysosome
Which of the following organelles would form a membrane-bound package, also known as a
vesicle? - Answers Golgi Apparatus
Chloroplasts and mitochondria are similar in that they both - Answers contain DNA
Which of the following is the correct sequence for an altered protein that is secreted from the
cell? - Answers rough endoplasmic reticulum - Golgi apparatus - plasma membrane
Below is a diagram of a bacterium. What structure does Y represent? - Answers nucleoid
, Carrie would like to observe the cilia on the surface of a live paramecium—a single-celled
organism. The best device to do this would be a - Answers light microscope.
Chromosomes are made from - Answers condensed chromatin
What must materials pass through to enter or leave a cell? - Answers plasma mambrane
Which one of the following is the smallest unit of matter that has all the properties of an
element? - Answers Atom
Deoxyribose is a sugar found in - Answers DNA
An atom with a neutral charge has - Answers equal numbers of protons and electrons
Which of the following organisms can perform photosynthesis? - Answers algae
The final electron acceptor at the end of the electron transport chain is ________, resulting in
formation of ________ - Answers oxygen; water
Wood and cotton cloth are composed of - Answers cellulose
Plants store their sugar in the form of - Answers Starch
Chemical bonds involve - Answers the giving, taking or sharing of electrons.
How does DNA differ from RNA? - Answers DNA is comprised of a double strand, RNA is a
single strand.
Isotopes of an element differ in their - Answers neutron number
Amino acids are needed to build ________, just as ________ are needed to create DNA. - Answers
protein; nucleotides
Refer to the figure. Which of the following is true regarding the labeled plasma membrane? -
Answers Parts W and Z are hydrophilic
Which nitrogen-containing base is found in DNA but not in RNA? - Answers thymine
Some insects can stride on the surface of water because water - Answers has surface tension
Fermentation occurs if - Answers oxygen is not present
Which organisms have been modified to produce insulin, blood clotting factor VIII, and human
growth hormone? - Answers Bacteria
The figure below shows a cell in the mitotic stage of
Chromosomes spiting - Answers anaphase