1. which of the following is a function of the nucleus? (1 point)
* stores dna
stores sugars
builds proteins
packages proteins
2. which of the following statements about the nucleus is not true? (1 point)
the nucleus stores the coded instructions for making the cell’s proteins.
the nucleus usually contains a nucleolus region which is where ribosome assembly begins.
* the nucleus is the site of protein assembly.
the nucleus is surrounded by a nuclear envelope that lets materials in and out.
3. which organelle breaks down organelles that are no longer useful? (1 point)
golgi apparatus
* lysosome
endoplasmic reticulum
mitochondrion
4. which of the following is a function of the cytoskeleton? (1 point)
* a cell keep its shape
contains dna
surrounds the cell
make proteins
5. which of the following is a function of a vacuole? (1 point)
packaging of materials
transport of materials
* storage of materials
breakdown of materials
6. which structure in the cell shown in figure 7–3 below modifies, sorts, and packages proteins and other materials for storage or release from the cell?
(answer) structure a
structure b
* structure c
structure d
7. which sequence correctly traces the path of a protein in the cell? (1 point)
* ribosome, endoplasmic reticulum, golgi apparatus
ribosome, endoplasmic reticulum, chloroplast
endoplasmic reticulum, lysosome, golgi apparatus
ribosome, golgi apparatus, endoplasmic reticulum
8. which organelle converts the chemical energy stored in food into compounds that are more convenient for the cell to use? (1 point)
chloroplast
golgi apparatus
endoplasmic reticulum
* mitochondrion
9. which organelle is used for carrying out photosynthesis? (1 point)
mitochondrion
endoplasmic reticulum
golgi apparatus
* chloroplast
10. the primary function of the cell wall is to (1 point)
* support and protect the cell.
store dna.
direct the activities of the cell.
the cell move.
all right except 6