13-Letter Words Containing: _,_,E,O,R,S,T,T

• (genetics) an organism having two different alleles of a particular gene and so giving rise to varying offspring

• green plant having a vascular system: ferns, gymnosperms, angiosperms

• Any plant, typically living in deserts, that obtains its water from long taproots that reach the water table

• a performer who projects the voice into a wooden dummy

• plant that reproduces by means of seeds not spores

• the production or use of theories

• toxic antimetabolite that limits cellular reproduction by acting as an antagonist to folic acid; used to treat certain cancers and psoriasis and rheumatoid arthritis