November 21th, 2013

QUIZ: Number 1-15

Which structure can be found in both eukaryotic and prokaryotic cells?

A) MitochondriaB) ChromosomeC) NucleusD) Chloroplast

Paramecia are too large to pass through the cell membrane of an amoeba. What is the most likely way that the amoeba will “eat” the paramecium?

A) diffusionB) osmosisC) endocytosisD) exocytosis

A scientist looking through a microscope determines that the cells of a new life form are prokaryotic. This new discovery is most likelyA) a bacteriumB) an animalC) a plantD) a fungus

An emergency room technician used a pipette to transfer blood from a test tube into a petri dish. Then he used a sterile pipette to add distilled water to the petri dish with the blood. What should he expect to see in the dish?

A) The blood cells will float in the distilled water.B) The blood cells will burst because they are in a hypotonic solution.C) The blood cells will look swollen because they are in a hypertonic solution.D) The blood cells will sink and coagulate.

Which of the following statements BEST demonstrates homeostasis?

A) The intestines have a large surface area.B) Humans tend to have five fingers on each hand.C) Humans sweat when they get hot.D) Cells have a maximum attainable size.

A student is making a model to demonstrate how cells respond to solutions with varying concentrations of salt and water. She soaked a kidney bean in distilled water until it started to swell. For the demonstration, she wants to put the swollen bean into a solution that will cause it to shrive. What kind of solution should she use?

A) acidicB) basicC) hypertonicD) hypotonic

A) .25x B) 40x C) 50x D) 400x

A)1999-2002B) 1996-1999C) 1993-1996D) 1990-1993

Which of the following is the first phase in mitosis?

A) prophaseB) metaphaseC) telophaseD) anaphase

Let’s draw the cell cycle!

DRAW the cell cycle circle on the bottom of your paper. Allow room across the top to add drawings of each phase of mitosis.

Draw prophase and summarize what is happening in this part of mitosis.

How is metaphase different from prophase?

Describe what’s happening in anaphase.

The beginning of the end …What is “cytokinesis”?