Reference no: EM133248439
1. The presence of a prominent nucleolus indicates that cells are.....
Manufacturing ribosomal components
storing chromatin
Making sugars
Hydrolyzing proteins
synthesizing lipids
2. If no energy were available to the cell, what forms of transport would be able to occur?
All choices
osmosis
facilitated diffusion
simple diffusion
3. Which of the following structures are found in the animal but not in the plant cell?
Internal membranes
extracellular matrix (ECM)
acapella
mitochondria
peroxisomes
4. Which of the following allows for the transport of ions and sugars between adjacent cells?
Two choices are correct
gap junctions
plasmodesmata
adhesive junctions
tight junctions
5. Which of the following is/are characteristic(s) UNIQUE to eukaryotic cells?
ribosomes
nucleoid
cell walls
cytoplasm
membrane-bound organelles
6. The number of aquaporins is higher on the membrane of cell X than that of cell Y. Which of the following statements is TRUE?
The rate of osmosis is faster in cell Y than in cell X
the rate of diffusion for nonpolar molecules is faster in cell X than in cell Y
the rate of osmosis is faster in cell X than in cell Y
no significant differences in osmosis or diffusion rates between these cells
7. Which of the following are membrane proteins?
All choices
peripheral proteins
transmembrane proteins
phospholipids-anchored proteins
glycoproteins
8. Respiration is the sequence of events that results in the exchange of oxygen and carbon dioxide between the atmosphere and the body cells via
osomis
active transport
simple diffusion
diffusion through a channel
diffusion through a carrier