The idea of spantanoues generation was disproved by in the experiment involving jars of meat

Which statement best describes a keystone species? o a. it has littlelmenetic variation. it has an extremely high population. 0 b. 0 c. it remains unaffected by all environmental changes. od. it has a strong influence on the ecosystem. 0 e. it's the first species to populate a new ecosystem.

Which of the following types of rock would most likely contain a fossil? slate granite lava rock limestone

Can someone i have no idea of how to do this.