7. DNA and Chromosome Structure

In the context of DNA structure, DNA is classified as which type of biological macromolecule?

In the structure of DNA, cytosine always pairs with which of the following bases?

Which type of bond connects the two complementary strands of DNA together?

In the DNA double helix often described as a twisted ladder, what molecules form the “stairs” (rungs) of the ladder?

The double helix of DNA is an example of which level of structure?

In DNA, cytosine (C) always pairs with which nitrogenous base?

Which of the following is a characteristic of DNA?

In the DNA double helix, which two types of molecules form the sugar-phosphate backbone of each strand?

In the context of DNA structure, DNA is classified as which type of biological macromolecule?

What is the main function of chromosomes in a plant cell?

In the structure of DNA, the nucleotide thymine (T) always pairs with which other nucleotide?

In DNA structure, the backbone of the DNA molecule is primarily made up of which components?

Which set correctly lists the nitrogenous bases found in DNA?

DNA is made of repeating units called:

Which of the following lists correctly identifies the four nitrogenous bases found in DNA?