What scale is used to measure the intensity of an earthquake? a) ph scale b) moh's scale c) kelvin scale d) richter scale

Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.

Why do mountaineers become breathless as they reach high altitudes

Sperm are ejaculated from the corpora cavernosa of the penis. true or false