0
Approximately ONE-HUNDRED AND FORTY MILLION
140,000,000
Wiki User
∙ 14y ago
Wiki User
∙ 11y agoHuman chromosomes vary in size with chromosome 1 being the largest at nearly 250 million base pairs and chromosome 21 and 22 being the smallest and close to 50 million base pairs.
Wiki User
∙ 12y agoI believe they have 23
Wiki User
∙ 12y agotwo
Add your answer:
Earn +20 pts
How much DNA can be found in a human?
Humans have 23 pairs of chromosomes, and just over 3 billion base pairs. Each cell in the human body has about 2m of DNA (if it were stretched out). This means that an average human's DNA would be 2 * 1011 km long!This length is 500,000 times the distance to the moon (4 * 105 km).
What are two major goals of the human genome project?
1.To map and sequence all of the DNA base pairs in the human chromosomes. 2.To identify all of the genes within the seqeunce.
Base pairs in human haploid cell?
3*109
How many chemical letters does human genome consists of?
Before the completion of the Human Genome Project, most biologists expected to There are 23 chromosomal pairs in the human genome. There are an estimated 20,000-25,000 genes in the human genome. It is approximately 25000 per cell.
Which nucleotides pair together?
Pyrimidines in DNA is about equal to the percentage of purines. This is established by Chargoff's rule and is confirmed by the fact that base pairing of anything but a pyrimidine with a purine would be too wide or too narrow to fit within the backbones of a DNA strand
Which range of base pair length is most common for human chromosomes?
101-150 millions of base pairs
How are human chromosomes 21 and 22 similar?
Chromosomes 21 and 22 are the smallest human autosomes. Chromosome 22 contains approximately 43 million DNA base pairs. Chromosome 21 contains roughly 32 million base pairs. These were the first two hu8man Chromosomes whose sequences were determined.
How many chromosomes does one mitochondrion have and what shape are these chromosomes?
Human Mitochondrial DNA has a mere 16,569 base pairs or approximately 37 genes. It has a circular structure not a chromosome.
What is a human genome?
Human genome, all of the approximately three billion base pairs of deoxyribonucleic acid (DNA) that make up the entire set of chromosomes of the human organism.
How much DNA can be found in a human?
Humans have 23 pairs of chromosomes, and just over 3 billion base pairs. Each cell in the human body has about 2m of DNA (if it were stretched out). This means that an average human's DNA would be 2 * 1011 km long!This length is 500,000 times the distance to the moon (4 * 105 km).
How many base pairs does the human genome contain?
There are 3 billion base pairs per cell in a human diploid.
How many base pairs are in human sperm DNA?
four base pairs
What are two major goals of the human genome project?
1.To map and sequence all of the DNA base pairs in the human chromosomes. 2.To identify all of the genes within the seqeunce.
How many bases are there in a gene?
this isn't a very well put question if you meant how many base pairs there are in DNA there are 4- adenine thymine cytosine and guanine (A links to T and C links to G) but you could argue that they are in the chromosomes (which they are and therefore the question is absolutely fine) . or if you wanted to say how many pairs of chromosomes are there there are 23 pairs and 46 altogether. There are about 3.2 billion base pairs and 23 chromosomes in the human genome. If you do the math (3.2 x 10^9)/23 = 1.4 x 10^8 or about 140 million base pairs on average in a human chromosome.
What do a chromosome consist of?
base pairs: Adenine Thymine Guanine Cytosine and a backbone made of ribose
What are the requirements for DNA to be the genetic material?
DNA is a mixture of 4 nitrogenous base pairs A-T and C-G held together by a polypeptide backbone. The human DNA sequence is millions of base pairs long. This sequence of base pairs has coding, and non-coding regions (regions which are like recipes for the bodies materials). These coding sections are called genes. The human genome contains 32000 genes. These genes are then copied into a strand (mRNA) which is then translated into a chain of amino acids (each three base pairs is an amino acid eg AAG = asparagine). DNA is contained in chromosmes, which half and rearrange, then meet up with the other parents rearranged chromosomes to give a genetically varied offspring with a pair of chromosomes.
How much DNA is found in chromosomes?
A human chromosome contains between 454 (Y) and 4,220 (1) genes, totalling between 46,944,323 (21) and 247,199,719 base pairs, for a total of 32,185 genes and 3,079,843,747 base pairs. In other organisms, the number of nucleotides in a chromosome can vary from 100,000 to over 3,750,000,000.
