Exam 3: Cell Structure and Genetic Control

The organelle involved in the production of energy is the

Which of the following is NOT an example of an inclusion?

The genetic code is found within DNA.

Cellular senescence may be prevented by

Apoptosis involves the activation of enzymes called _____________, which are the cell "executioners" that activate other enzymes in the nucleus that fragment the DNA.

Meiosis is only observed in the _____________ and ____________.

The primarily hydrophilic leader sequence of secretory proteins allows it to be inserted into the cisterna of the endoplasmic reticulum.

_____________ RNA has the function of bringing amino acids to the ribosome during translation.

Phagocytosis is a bulk transport process in which the plasma membrane extends as pseudopods around a particle of organic matter.

Crossing over allows for the exchange of genetic material between homologous chromosomes.

Cells lacking lysosomes would be unable to undergo apoptosis.

Regulatory proteins are degraded outside of lysosomes by binding to ___ and then broken down by the proteasome.

Protein synthesis requires

Which type of lysosome contains undigested wastes?

Neutrophils and macrophages move through extracellular matrix by amoeboid movement.

The function of the _____________ is to produce ribosomal RNA.

Centrosomes replicate during

This organ contains cells that are haploid:

How many genes does it appear that humans have?

Pinocytosis is a type of exocytosis.