Annie is using a microscope to look at a single-celled organism. She sees chloroplasts, a nucleus and other membrane-bound organelles, and a flagellum that helps the cell swim back and forth on the slide.

She estimates its size to be over 100 micrometers (0.1 mm). Which of the following characteristics is most important when determining if an organism should be classified in the Eukarya Domain?

A. The presence of a chloroplast.

B. The presence of a nucleus.

C. The presence of a mitochondria.

D. The presence of a flagellum.

What are genotypes? what are phenotypes?

Twin boys have girlfriends one of the couples have a baby would the dna of the lil baby be the same as the couples dna bc the boys are identical twins

Abody cell has been growing and at synthesis proteins.in the nucleus of this body cell,dna replication is taking place. and a copy of the cells genetic material is copied.which of the following is the best conclusion you can make about the life cycle of this cell ? a) the cell is ready to undergo mitosis.and a chemical signal will send the cell to prophase b)the cell is undergoing meiosis and will cross over the genetic material next c)the cell is in the s phase of interphase and will move next to the g2 phase d) the cell is in the g2 phase of the interphase and is ready to begin diving