- Life Sciences
the second set of teeth formed in mammals. In humans there are thirty-two permanent teeth.
to change the structure of a protein so that it can no longer carry out its function.
unicellular fungi, most of which reproduce asexually by a process called budding.
(also called selectively permeable membrane) a membrane which allows some substances to cross it...
unicellular organisms that do not have a proper nucleus or membrane bound organelles.