primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves

řasa
a former female student or pupil of a school, university, or college

bývalá žákyně, absolventka
a person, particularly a male one, who is a former student of a college, university, or school

absolvent, bývalý student
a single-celled microorganism that typically reproduces by cell division and can be found in various environments, including soil, water, and living organisms

bakterie, mikrob
a collection of related works, documents, or literature, often assembled for research or scholarly purposes

korpus, sbírka
a single piece of information or a reference point used in analysis or measurement

údaj, referenční bod
the specific place or scene where an event or action occurs, especially used to denote the exact location of a meeting or event

místo, lokalita
a mature, female reproductive cell or egg, typically larger than a sperm cell, capable of fusing with a sperm cell during fertilization to form a zygote

vajíčko, vejce
something that triggers a reaction in various areas like psychology or physiology

podnět, stimul
a group of people with similar social standing, education, or income

vrstva, stratum
a male reproductive organ responsible for the production of sperm and the secretion of testosterone

varle, mužská pohlavní žláza
(anatomy) any of the bony segments and cartilages of the spinal column

obratel, segment páteře
a young form of an insect or an animal that has come out of the egg but has not yet developed into an adult

larva
the dense, positively charged core of an atom, made up of protons and neutrons and containing most of the atom's mass
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