WebMar 16, 2024 · Primary Structure: The primary structure of DNA is simply the sequence of nucleotides. The sugar-phosphate chain is called the DNA backbone, and it is constant throughout the entire DNA molecule. The variable portion of DNA is the sequence of nitrogenous bases. WebChromosomes are very long structures consisting of two DNA polymers, joined together by hydrogen bonds connecting complementary base pairs. A chromosome is divided into segments of double-stranded DNA called genes. Each gene is further divided …
Adenine: Structure, Overview - Video & Lesson …
WebBriefly explain the structure and function of DNA. A DNA molecule consists of two long polynucleotide chains composed of four types of nucleotides subunits. Each of these … WebChromosomes are very long structures consisting of two DNA polymers, joined together by hydrogen bonds connecting complementary base pairs. A chromosome is divided into segments of double-stranded DNA called genes. Each gene is further divided … sun country on the murray tourism
Explain the structure of DNA. Biology Questions - Toppr
WebGive the BNAT exam to get a 100% scholarship for BYJUS courses. B. Both A and R are true, but R does not explain A. ... The sugar phosphate backbone of two chains in DNA double helix show anti-parallel polarity. Reason: The phosphodiester bonds in one strand go from a 3 carbon of one nucleotide to a 5 carbon of adjacent nucleotide, whereas ... WebNCERT Solutions for Class 9 Science Chapter 4 Structure of the Atom - BYJUS. 1. On the basis of Thompson's model of an atom, explain how the atom is neutral as a whole. Solution: As per Thompson's model of an atom, (i) An atom contains a positively charged sphere in which the negatively charged electrons are implanted. WebAug 14, 2024 · What is the structure of DNA? A collection of nucleotides makes a DNA molecule. Each nucleotide contains three components: a sugar a phosphate group a nitrogen base The sugar in DNA is... sun country one way