Beaker (E) and sealed. After 24 hours, the samples were removed from the Scientific Method Review
An investigation was conducted to test the effects of varying salt concentrations
pou potato cells. A student sliced a piece of raw potato into five 10-gram samples.
Four of the samples were then placed in separate beakers, A-D, whose contents
are indicated in the data table shown. The fifth sample was placed in an empty
beakers. The condition of each sample was then compared to the sample taken
from the empty beaker. The data
table shows these observations.

What role do bacteria play in the carbon cycle

Which ideas did your answer contain? check all that apply. no food for organisms no oxygen in the atmosphere no trees or flowering plants no products based on trees or plants (building materials, medicines, fuels, fibers) no fossil fuels

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.