IB Biology Units 1,2,3,4

In the Redi experiment below, which container do you expect to have flies appear on the meat?

Why was WWI an important motivator to develop a medical antibiotic?

The small pili coming off the bacteria below are used to:

If the Ocular lens is 10X and the Objective lens is 80X, what is the total magnification?

The Cell Theory is considered a theory because:

Which of the following lists the inorganic chemicals used by Urey and Miller in their experiment?

The Second Step of Binary Fission is: 

What organelles in eukaryotes are thought to have originated in prokaryotes?

How does the organisms in the image obtain energy from the environment?

What did Miller and Urey try to do with their experiment?

Letter E is referring to: 

The Euglena as drawn = 450 mm in length. This is 800X life size. The actual size would be?

Antibiotics don't work on Viruses because:

Alexander Fleming discovered:

In Endosymbiotic Theory, the large cell engulfed a smaller cell that was then...

Pasteur's Experiment rejected spontaneous generation by displaying that new growth (life) needs

Florey and Chain tested penicillin FIRST on:

Which of the following is not part of the modern cell theory

A principle of the Cell Theory is:

Which of the following would you need an electron microscope to view:

Which of these levels of organization includes all other levels?

Prokaryotes have no: 

Which of the following is NOT a characteristic of life that we learned in IB Biology:

Which of the following phrases explains an emergent property?

If I put the number 3 under the microscope right side up. What orientation would I see?

A cell was estimated at 0.2 mm. The line itself is 100 mm. What is the drawing magnification?

Which scientist used closed jars of meat to observe evidence against spontaneous generation?

The pollen grain shown in the image are what type of electron microscopy?

Cells which are simple and contain no membrane bound organelles are called...

Prokaryotic DNA is different from Eukaryotic DNA in that:

If you wanted to observe the color of an organism's individual chloroplasts, you would use:

Which of the following has discrepant cells that are not truly separated by cell membranes?

What did Louis Pasteur’s crooked neck flask experiment disprove?

The first cells to evolve were

One implication of all cells coming from preexisting cells would be:

How did Pasteur's Experiment disprove spontaneous generation?

Which of the following is NOT a characteristic of life we learned about in IB Bio?

Which of the following mechanisms can antibiotics use against bacteria

In the MIller-Urey Experiment, what could be concluded about the components of Earth?

Before the 1800's, what biological theory stated life could appear from non-living material?

Order the levels of organization from small to large

In this diagram, C is pointing to the ___________

Controls the movement of materials in and out of the cell

________ is the study of life.

The difference between prokaryotic and eukaryotic cells, respectively, is

There are _______ μm in 1 mm

A type of cell that is an example of a "discrepancy" of the cell theory would be:

What type of organism is shown in this image?

What term can best describe this image?

The lighter region in the middle of this prokaryotic cell is referring to the: 

Which is evidence from DNA to support the endosymbiotic theory?

Cells are the smallest possible units that come from preexisting cells describes

The picture of the cat on the left has a higher _____________ than the picture on the right.

"Trends" that all cells have are:

Which of the following can penicillin treat?

Similarities between Prokaryotes and Eukaryotes

Florey & Chain's testing of penicillin on humans wouldn't meet testing standards today because

In this diagram, D is pointing to the:

What type of organism (living thing) naturally produces the chemical penicillin?

These paramecium were seen under high power with a FOV of 0.6mm. What is their estimated size?

Amoeba is 200 μm. The line is 400mm. How many times larger than life is the cell?

Which came first?

Which of the following is NOT a premise of cell theory?

Which of the following could be described as an emergent property?

Exposure to air is necessary for microbial growth.

Which levels of organization make-up tissue?

Binary fission is similar to mitosis in that

Letter C is referring to:

When making a scientific drawing, which is incorrect?

Which of these is an example of a prokaryote?