During a descriptive investigation, the main thing you are doing is

O A) explaining results

OB) making observations

OC) designing a procedure

OD) revising your hypothesis

Repeated and prolonged episodes of stress can cause a state of exhaustion within the immune system which can ultimately cause

Consider this ecological pyramid found in the Great Lakes ecosystem. Ecological pyramids are diagrams that are used to show how much energy, the number of organisms, or how much biomass may be found at each trophic level of all the food webs of a

Can anyone explain the process of digestion.

Which describes the process of a bacterial cell dividing to create two daughter cells? A binary fission B fertilization C meiosis D gamete formation

How do cats take care of their babies

Is paramecium a unicellular or multicellular organism

Which are examples of negative feedback? Select three options. a child whose thymus gland is building an immune system that gets stronger each day when someone's adrenal gland reacts to a scary movie by secreting hormones that make the heart beat

What do mature red blood cells lack so that they can hold as much hemoglobin as possible?

The habitable zone is the region around a star where an orbiting planet A) has bacteria life living on its surface B) has intelligent life living on its surface C) has a breathable atmosphere D) has surface temperatures suitable for frozen water E)

It is good practice to autoclave all cultures before disposal, even if the culture is of a non-pathogenic organism. Autoclaving not only kills the cells in the culture, but denatures and destroys proteins and nucleic acids.