Explain the importance of Gregor Mendel experiment? Do you think he would have discovered dominant and recessive traits without this experiment? Explain.

Which of the following conclusions can be drawn

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.

Why is excretion necessary to maintain homeostasis?