noun
spore
General biological term for a reproductive cell capable of developing into a new organism without fusion. Often used in botany and microbiology.
See also: 胞子
シダ植物は芽胞で増える。
Ferns reproduce by spores.
noun
endospore
Specifically refers to a dormant, resistant spore formed inside certain bacteria. More specialized than the general 'spore' sense.
細菌は厳しい環境下で芽胞を形成する。
Bacteria form endospores under harsh conditions.