Hemos visto que el ADN puede o no estar “empaquetado'' ¿Qué ventaja tiene el pasar de un estado “suelto” a un estado “empaquetado” al momento de la división celular?

The oxidizing agent our bodies use to obtain energy from food is oxygen (from the air). if you breathe 15 times a minute (at rest), taking in and exhaling 0.5 l of air with each breath, what volume of air do you breathe each day? air is 21% oxygen by volume. what volume of oxygen do you breathe each day?

Question 1 of 102 pointswhich best describes adaptive radiation? oa. geographical isolation caused by an adaptationob. biodiversity resulting from few ancestorsoc. a decrease in the rate of speciationd. adaptations that organisms teach each other

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?