Cell Biology Answers

Classes of vertebrates

Which of these phylla contains multicellular organisms?
Rhizopoda
Apicomplexa
Cnidaria
Porifera

Taper at either ends, round in shape, triploblastic and no blood system. These characteristics are for

Differentiate fluorescence microscopy and phase contrast microscopy...?

Annexin v is a protein that binds to a phospholipids. Fluorescently Labeled Annexin V now s mixed with each preparation. The vesicles are washed to remove unbound Annexin V and then examined by fluorescence microscopy. Presence of Annexin V is detected by green fluorescence, as shown above (ROVs are speckled with green, IOVs are completely green). What can be deduced from these data regarding the location of Annexin in the membrane?

The ________ the phospholipid bilayer prevent hydrophilic substances from passing straight through the plasma membrane.
a. hydrophobic heads surrounding
b. hydrophobic tails in the center of
c. physical size limitations of

Discuss the election transfer chain and oxidative phosphorylation.

What is medicated permeability? Types of medicated permeability.

what is macroevolution

Describe the methods for separating macromolecules on the basis of their size, charge, solubility and molecular affinity. (10 MARKS)