For cells to communicate, a _____ must reversibly bind to a _____.
Surface-to-volume ratio is most critical to which metabolic process?
Which nerve cells relay commands from the brain or spinal cord to muscle cells?
The process of homeostasis that tends to cancel or counteract the effects of the original stimulus is called _____.
brapid gas exchange
cfills the places between cells and tissues
dnegative feedback mechanism
esignal molecule, receptor protein
5 Multiple Choice Questions
trapping moisture lost from stomata in folded leaves
homeostatic control mechanism that reduces the output of the stimulus. fixes changes in the internal environment
stratified squamous epithelium
5 True/False Questions
frontal plane → in the skull, encases the brain
Neurotransmitters → The middle layer of primary tissue. Start of muscles, bones, and most of the circulatory, urinary, and reproductive systems
cells need these two elements/molecules to survive → carbon dioxide and oxygen
Fibrous, Regular Connective Tissue → Has orderly rows of fibroblasts between parallel, tightly packed, bundles of fibers. Helps keep tissue from being torn apart whrn placed under mechanical stress. Tendons and ligaments are examples