When pulseless electrical activity (PEA) occurs, there is activity without any function or heart pumping

What is the surface temperature of the ocean where hurricanes form? greater than 80 celsius approximately 27 celsius at least 76 celsius less than 10.5 celsius

Grasses--> mice--> cats--> coyotes suppose 10,000 units of energy are available at the level of the grasses. what is the total number of energy units lost by the time energy reaches the coyote?

Which pair of chromosomes determines sex in humans? a.15th b.1st c.23rd