En una academia de deportes, 42 personas practican fútbol, 48 personas practican vóleibol. Si 24 practican solo fútbol y 5 no practican ningún deporte. Cuántos practican sólo vóleibol y cuántos practican los dos deportes ayúdenme xfavor!​

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

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

Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat