Biology 101 chapter 5

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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 A) bacterial cell B) cell from a cactus C) cell from a fish D) cell from a mushroom E) cell from a paramecium

A) bacterial cell

professionals who study cells via microscopic examinations and other laboratory tests

cytotechnologist

microscope that is required to study living cells

light microscope

states that all living things are composed of one or more cells, the cell is a basic unit of life, and new cells arise from existing cells

unified cell theory

Which of the following is an incorrect match? A) Golgi apparatus- protein alteration and packaging B) ribosomes- protein synthesis C) lysosomes- cellular digestion D) mitochondria- production of cellular ATP E) smooth endoplasmic reticulum- storage of water

E) smooth endoplasmic reticulum- storage of water

The main structural component of a plant cell wall is A) extracellular matrix B) cellulose C) cytoskeleton D) middle lamella E) plasmodesmata

B) cellulose

Without receptor proteins, a cell would not be able to A) perform metabolic reactions B) allow the passages of H ions into the cell C) bind to signal proteins from other parts of the body D) divide E) transport water into the cytoplasm

C) bind to signal proteins from other parts of the body

Which of the following statements describes the function of a chloroplast? A) it manufactures proteins B) it aids in intracellular digestion C) it converts light energy into chemical energy D) It converts chemical energy into heat energy E) It stores water

C) it converts light energy into chemical energy

Plant cells have plasmodesmata that A) take the place of the plasma membrane that would be found in animals B) resemble the cytoskeleton of animal cells C) are the sites of starch production D) connect the cytoplasm of one cell with that of another E) function in photosynthesis

D) connect the cytoplasm of one cell with that of another

the smallest unit of a living thing

cell

microscope that provides higher magnification, higher resolution, and more detail

electron microscope

Compared with a eukaryotic cell, a prokaryotic cell A) lacks organelles beyond ribosomes B) does not require energy C) is not living D) is larger E) has no method of movement

A) lacks organelles beyond ribosomes

Cell size is limited because _________ is critical to a cell's function A) the size of the nucleus B) the ability to photosynthesize C) the number of microvilli D) surface-area-to-volume ratio E) cilia movement

D) surface-area-to-volume ratio

A stack of thylakoids inside a chloroplast are known as what? A) stroma B) granum C) thylakoid space D) cristae E) chloroplast

B) granum

What does the folding of the mitochondrial inner membrane provide A) increased space for protein synthesis B) greater surface area for ATP production C) greater ability to allow for osmosis D) greater ability to remove waste from the cell cytosol E) increased surface are for photosynthesis

B) greater surface area for ATP production

Bacteria hold their DNA is region inside of their outer membrane, What is this region called? A) capsule B) nucleoid C) cell wall D) flagella E) fimbriae

B) nucleoid

Both plants and animals need mitochondria to A) produce glucose B) produce ATP C) produce lipids D) manufacture phospholipids E) break down proteins

B) produce ATP

Which of the following organelles is not surrounded by a membrane? A) nucleus B) ribosomes C) lysosomes D) chloroplast E) mitochondrion

B) ribosomes

Which of the following organelles would form a membrane-bound package, also known as a vesicle? A) chloroplasts B) ribosomes C) Golgi apparatus D) mitochondria E) lysosomes

B) ribosomes

Which of the following is the correct sequence for an altered protein that is secreted from the cell? A) smooth endoplasmic reticulum- plasma membrane- Golgi apparatus- ribosome B) rough endoplasmic reticulum- Golgi apparatus- plasma membrane C) Golgi apparatus- ribosome- plasma membrane D) Golgi apparatus- smooth endoplasmic reticulum- plasma membrane E) nucleus- smooth endoplasmic reticulum- Golgi apparatus

B) rough endoplasmic reticulum- Golgi apparatus- plasma membrane

Eukaryotic cells move their organelles using A) flagella B) the endomembrane system C) the cytoskeleton D) cilia E) the plasma membrane

C) the cytoskeleton

All cells have some characteristics in common; both prokaryotic and eukaryotic cells have A) a nucleus and a cell membrane B) DNA and a cell membrane C) cytoplasm, a plasma membrane, and a nucleus D) cytoplasm, a plasma membrane, and DNA E) a cell membrane and cytoplasm

D) cytoplasm, a plasma membrane, and DNA

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 A) magnifying glass B) electron microscope C) unaided eye D) light microscope E) dissecting microscope

D) light microscope

Chloroplasts and mitochondria are similar in that they both A) are involved in cellular waste processing B) are involved in protein production for the cell C) are involved in helping to maintain cell shape D) contain DNA E) are membranous sacs involved in storage

D) contain DNA

Which organelle is required for producing ATP for cellular work? A) nucleus B) vacuole C) Golgi apparatus D) mitochondria E) chloroplast

D) mitochondria


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