A scientist observes a previously unknown species. It is multicellular and has specialized sense organs. Based on the diagram of the kingdom levels below, this organism should most likely be classified in what kingdom? A

Animalia

B

Fungi

C

Plantae

D

Protista

Which kind of aquatic ecosystem does the photograph most likely show? a. marsh b. swamp c. lake d. river

Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.

Parasitism could be considered a form of which of these types of relationships? -mutualism -commensalism -predator-prey -mimicry