All of these countries except for the United States use the metric system. Please mark Brainliest!!!
Your right J is sexual reproduction, and K is asexual reproduction. But sexual reproduction requires the presences of a male and a female. But other asexual reproduction doesn't, and just requires sexual maturity. They produce offspring in the form of spores for example.
A cell with a nucleus. The opposite is a prokaryote; a cell without a nucleus.