QUICK Why do we think that the Appalachian Mountains were taller than the Himalaya mountains are today? Make a Claim and use evidence and reasoning from the text to support your response.

Millions of years ago, the Appalachians were taller than the Himalayas! Millions of years of erosion, however, have taken their toll. ... The crust that is now the Appalachians began folding over 300 million years ago, when the North American and African continental plates collided.

answer: 21

step-by-step explanation:

divide 630 by 30. 30 goes into 630 21 times

answers are:

lysogenic     viral dna merges with host cell dna

lysogenic     no symptoms

lytic               viral dna takes over

lysogenic     virus does not destroy host cell

lytic               virus destroys host cell

lytic               induces symptoms of viral infection

lysogenic       cell reproduces and spreads provirus