As perforinas son sustancias que son producidas por las células NK y por los linfocitos T . Què tipo de sustancias son monocitos
anticuerpos
antígenos
proteínas
AYUDAAA ¡¡¡PORFA

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.

This is the process of making a prediction based on the results of prior observations of similar events.

Abiologist counts the number of rabbits in a population each year and observes a decrease in population. since the coyote population has exploded, the biologist concludes that the coyote population has had a negative interaction with the rabbit population. which describes the biologist’s actions? a.) experimentationb.) inferencec.) observationd.) interacting