The Golgi Apparatus is responsible for what task in the cell? A) forms spindle fibers to separate chromosomes during cell division
B) contains DNA instructions for proteins in the cell.
C)Packages in labels materials in order to send them to their final destination.
D) provides a rigid structure outside of the plasma membrane for extra support

You can tell from this karyotype that the individual is female because the karyotype has two chromosomes labeled

Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.

Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables