Which two physical physical quantities should be known to calculate density of an object a: mass and volume b: weight and volume c: weight and length d: mass and weight

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

Dna replication occurs in preparation for

Why are some places regularly warmer or cooler than others in a given month