Gneous rocks are made mainly of compounds of: carbon and hydrogen silicon and oxygen carbon and silicon carbon and oxygen

How many alleles does a gamete carry for each trait? a.one b.two c.millions

The center of the milky way most likely contains a. empty space. b. a red giant star. c. a globular cluster. d. a supermassive black hole.

In the example of adrenaline signaling, which steps represent an amplification of the signal? question 1 choiceschoice a., activated receptor activates g proteins, g protein binding by gtp, cyclic amp activation of protein kinase achoice b., activated receptor activates g proteins, activated adenylyl cyclase produces camp, active protein kinase a phosphorylates target proteinschoice c., receptor signal binding, activated receptor activates g proteins, activated adenylyl cyclase producing campchoice d., receptor signal binding, activated adenylyl cyclase producing camp, active protein kinase a phosphorylating target proteins