Which of the following properties of DNA was discovered by James Watson and Francis Crick?

DNA is composed of four bases.

DNA looks like a long, twisted ladder.

DNA nucleotides always combine in the same pairs.

DNA has a doughnut shape when viewed using x-ray diffraction.

if you are talking about current time the answer is no

if you are talking about when the colonies were developing the answer is yes

eastern europe, the region of europe that is east of germany, was heavily influenced by the byzantine empire. through byzantine traders, and more importantly, the church, byzantium influenced the art, literature, and architecture of the region

answer choices? ?

the debate held in 1980 by carter and reagan was decisive for the elections. while carter tried to convince people that reagan was a "war hawk", reagan put all his efforts in showing the necessity to take care about medicare and the social security advantage. this debate reagan to win the elections