Which of the following could be a function of a phagocyte? Choose 1
Acting as a physical barrier against pathogens
Activating B cells
с
Engulfing a foreign pathogen
D
Making antibodies specific to a pathogen

answer: substrate concentration. enzymes work best when there is a high enough substrate concentration for the reaction they catalyse.

true skin; another name for the dermis. lies directly beneath the epidermis and is often referred to as the true skin. outermost layer of epidermis, consisting of dead cells.

a ratio derived from the equality between two different units that can be used to convert from one unit to the other. information obtained from experiments, sometimes called experimental results. the part of the experiment that is affected by the independent variable.