Collagen

The extracellular matrix provides mechanical support in the area between animal cells. Which of the following structural proteins is found in the highest proportion within the extracellular matrix?

Animal Cell

What type of cell is this?

<!--[if gte vml 1]> <![endif]--><!--[if !vml]--><!--[endif]-->

80, 125, 78

How many protons, neutrons, and electrons are in 205 Hg2+, respectively?

r = 4

If a sphere has a surface area of 201, what would be its radius to the nearest whole number?

Cilia = type of cell movement that are made up of microtubules

Microtubules are essential components of which of the following structure?
1. cilia
2. nucleus
3. nucleolus
4. cell membrane
5. peroxisomes

Liver

Which of the following organs is necessary for gluconeogenesis in the Cori cycle?

5 --> 4

Which electronic transition corresponds to emission of light with the longest wavelength?

OH-

If H2O has a pKA of 15.7 and acetic acid has a pKA of 4.75, which is a stronger base, hydroxide (OH-) or acetate (C2H3O2-)?

10