Which is required for sexual reproduction?

A. mitosis

B. binary fission

C. diploid cell production

D. meiosis

(I was thinking meiosis but, not so sure)

Antlions can experience competition when ... ?

Fred has chronic emphysema. Blood tests show that his pH is low but almost normal but his bicarbonate levels are elevated significantly. How can this be? What would urinalysis show?

Which would most likely be hotter in the Northern Hemisphere a cloudy day in July or a sunny day in july

Suppose that there are 500 units of energy available at the producer level of the energy pyramid. Approximately how many units of energy are available to the first level consumer?

What Occurs During Obsorption?

Nursing students have been assigned to develop their own theory of nursing. what should they include in their theory, often referred to as the metaparadigm for nursing?

Foodborne pathogens are harmful to the human body in any amount.

The breakup of Pangea caused climate changes that caused organisms to adapt or die off, this occured during the Paleozoic era. true or false

Which property of DNA contributes the most to DNA ability to, replicate

A scientist conducted an investigation about the effects of diet on disease resistance in rats and made surprising observations. The mice with a genetic ear mutation seemed to show similar patterns of resistance compared to mice with normal ears.