Agroup of related parts that work together to perform a specific function or formal hole is known as a what

answer: mannn ion even know fam

explanation: just try asking yoo teacher yo parents or just simply another sight

any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.

in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".

i believe your answer would be c.. : )