Which observation proves that a cellis a eukaryote?

a. it has a cell membrane

b. it contains ribosomes.

c. it has dna inside a nucleus.

d. it contains dna

Which of the following is not an example of conflict between related individuals?

Consider an organism that is eukaryotic, found in both unicellular and multicellular forms, may resemble a plant but is not photosynthetic, has chitin in its cell walls, and absorbs organic nutrients from decomposing material in the environment. this organism would be classified as which of the following types of organisms? a. fungib. protozoac. bacteriad. archaea

How many species of living things are alive on earth today? more than 1,000,000 none of these answers are correct 100-500 1,000 –500,000 o 500,000 -1,000,000