Erwin Chargaff studied the DNA of organisms within a single species. Chargaff discovered that the amount of adenine is about equal to the amount of thymine. Which of these explains why the ratio of adenine to thymine is nearly 1:1?
a
adenine bases contain a form of thymine
b
adenine and thymine are identical in chemical composition
c
adenine binds with phosphates, while thymine binds with nitrates
d
adenine and thymine pair with each other
Answers: 2
Another question on Biology
Biology, 21.06.2019 22:30
~fourth largest plate ~includes parts of the indian and atlantic oceans ~subducts below the eurasian plate on the west side ~ the arabian and somali plates form boundaries with it what is the name of the tectonic plate described above? a) african plate b) eurasian plate c) north american plate d) indo- australian plate
Answers: 1
Biology, 22.06.2019 13:00
[34 points awarded to the best answer, use facts and/or data] 1.) what's the likelihood of thunderstorms occurring in the state of maryland? {this question is for a project for science, use facts and/or data and explain why . 34 points to the best answer]
Answers: 1
Biology, 22.06.2019 13:10
Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed
Answers: 2
Biology, 22.06.2019 13:30
The earths core is made up mainly of what 2 substances? 2. like an egg, earth has a core, a layer surrounding the core, and a thin, hard outer layer. which layers of the earth match the layers of an egg?
Answers: 1
You know the right answer?
Erwin Chargaff studied the DNA of organisms within a single species. Chargaff discovered that the am...
Questions
Computers and Technology, 18.10.2020 07:01
English, 18.10.2020 07:01
Computers and Technology, 18.10.2020 07:01
Physics, 18.10.2020 07:01
Mathematics, 18.10.2020 07:01
Physics, 18.10.2020 07:01
