SCIENCE
please dont guess on this and I need this ASP thank you:)))

Which of these is the algebraic expression for "4 times the sum of 2 and y?"
4.2 + y
O4(2 + y)
O2 +4. y
O2(4 + y)

What types of energy transfers and energy transportations are involved in the domino chain reaction?

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

The picture showed normal blood cells which are around and sickle cells which appear much longer people with sickle-cell suffer from the sickle cell anemia which is inherited diseaseit is caused by a change in gene responsible for production of hemo goblin this type of change is known as an