4. which of the following is a function of the cytoskeleton?
a. a cell keep its shape
b. contain dna
c. surround the cell
d. make proteins

5. which of the following is a function of a vacuole?
a. packaging of materials
b. transport of materials
c. storage of materials
d. breakdown of materials

Air pollution is only caused by human activity, select the best answer from the choices provided ot of true or false

Put the following processes of protein synthesis in the correct order: - dna strands unwind and separate - mrna copies dna according to complimentary base pairing - trna's anticodons bring amino acids to the corresponding mrna codons - amino acids bind to each other making a protein - mrna leaves the nucleus - a stop codon is reached, the newly formed protein is released to go do its job for the cell

Explain the significance of the increased cell specialization of the volvocine line