You have a cell count of 6.7 x 105 cells / ml in a total volume of 4.5ml. You have resuspended your cells in 5ml sterile PBS. You need to seed a six-well plate with the following numbers: a. 2 wells at 1 x 104 cells/well (2ml/well)
b. 2 wells at 4 x 104 cells / well (2ml/well)
c. 2 wells at 2 x 10 cells / well (2ml / well)
Determine the volume of the original culture you will need to seed each concentration.

the corpus luteum secretes estrogens and progesterone. the latter hormone causes changes in the uterus that make it more suitable for implantation of the fertilized ovum and the nourishment of the embryo. if the egg is not fertilized, the corpus luteum becomes inactive after 10–14 days, and menstruation occurs.

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ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called

anthropod traits:

a well-developed collarbone

rotating shoulder joints

partially rotating elbow joints

opposable thumb

similar dental formula