A 1000 kg roller coaster moves at the speed of 20 m/s. How much energy does it have? What type of energy does it have - potential or kinetic?

How is the male reproductive system different from other body systems? it isn’t necessary to vital signs. it monitors other body systems, and adjusts if necessary. it transports items from one system to another. it is the only system that produces hormones in the male.

28. how many linkage groups will be formed by homogametic organism with 28 chromosomes?

Which cell organelle is the site for photosynthesis? a. chloroplast b. endoplasmic reticulum c. golgi apparatus d. lysosome