Flashcards
Function and Structure of DNA
Flashcards do conjunto (23)
- 1DNA is made up of 2...Strands
- 2What is a Genome?All the different genes of an individual
- 3Section of DNA that codes for a functional polypeptide:Gene
- 4How many chromosomes do humans have in their body cells?46
- 5What do you call a different form of the same gene?An Allele
- 6Name the sugar in DNADeoxyribose
- 7Name the monomers in DNANucelotides
- 8What are the 3 components of a DNA monomer?Deoxyribose sugar, phosphate and an organic base
- 9How many bonds are there between A & T2
- 10How many bonds are there between C & G3
- 11What are the 4 bases that make up DNA?Adenine
Thymine
Cytosine
Guanine - 12Name the bonds which form between DNA nucleotides in the same strandCovalent
- 13The overall shape of the DNA molecule?Double Helix
- 14What joins the strands of nucleotides together?Hydrogen bonds
- 15What ways can genetic information be passed on?Mitosis
Meiosis - 16A complex chemical with an organic base, sugar and phosphate that makes up the basic unit of ac nucleic acid is ……..…?Nucleotide
- 17What is the locus?The location of a gene on a chromosome
- 18Non-coding sections of DNAIntrons
- 19How many bases are needed to make a code chain of 5 amino acids?15
- 20Present with eukaryotic DNA but absent with prokaryotic DNAProteins (histones)
- 21What is the shape of the DNA in bacteria?Circular
- 22How is a long length of DNA compacted into a chromosome?It's coiled many times
- 23The number of chromosomes in and egg and sperm is referred to as?Haploid / 23
Informações
- Descrição
- A-Level Biology (2.1 Function and Structure of DNA) FlashCards sobre Function and Structure of DNA, criado por Elena Cade em 28-04-2015.
- Criado por
- Elena Cade
- Visualizações
- 1.897
- Tags
- Avaliação