What two events occur in prophase i of meiosis but not in mitosis

Which of the following is not a main characteristic that scientists focus on when determining which kingdom an organism belongs to

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.