What does the suffix sperm mean in the term angiosperm and gymnosperm? The suffix sperm in gymnosperm, stands for seed. Paired with prefix gymno, meaning naked, the term gymnosperm actually means naked seed. The prefix angio, meaning vessel or â¦ container, relates to the term angiosperm because angiosperms are plants that have contained seeds.
Report Abuse. There are about 25,000 base pairs in one human DNA molecule (one double-helix), however some animals have DNA that is 2,000,000 base pairs long. One DNA molecule is made up of two polynucleotide strands that form a double-helix using hydrogen bonds between the nitrogenous bases. A chromosome is one DNA molecule.
DNA structure. DNA is made up of molecules called nucleotides. Each nucleotide contains a phosphate group, a sugar group and a nitrogen base. The four types of nitrogen bases are adenine (A), thymine (T), guanine (G) and cytosine (C).