¿Cuántas cromátidas tiene una célula con ocho cromosomas durante la mitosis?

Why does earth contain such diverse life forms?

Ascientist separates a population of mice into two groups. what would most likely increase the rate of speciation in this population. a. teach the two groups different tricks b. allow the two groups to breed with each other c. put the two groups in different environment d. have the two groups live in identical ecosystems

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment