Which of the following organism has the highest number of chromosomes?

Ophioglossum is a fern having highest number of chromosomes. Chromosomes number in meiocyte (2n)=1260.

Which organism has the highest number of chromosomes?

The organism with the highest chromosome number recorded in to date is estimated to be 1,440 (or 720 pairs) found in the adder’s tongue fern Ophioglossum reticulatum.

Which organism has the greatest number of chromosomes the least?

Largest number: In the fern family of plants, the species Ophioglossum reticulatum has about 630 pairs of chromosomes, or 1260 chromosomes per cell.

Which of the following has highest number of chromosomes in gametes?

Ophioglossum is a fern having highest number of chromosomes. Chromosomes number in meiocyte (2n)=1260. Chromosome number in gamete (n)=630.

What organism has more than 46 chromosomes?

List of organisms by chromosome count

Organism (Scientific name) Chromosome number
Arabian coffee (Coffea arabica) 44
Reeves’s muntjac (Muntiacus reevesi) 46
Human (Homo sapiens) 46
Nilgai (Boselaphus tragocamelus) 46
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Which of the following organisms has the highest number of genes?

Even though the human genome is 3 billion letters long, it only holds about 20,000 genes [5].

Table 1.

Organism Type Bacterium
Organism Name Escherichia coli [2]
Approximate Genome size, in number of nucleotides (“letters”) 4,600,000 (4.6 million)
Number of protein-coding genes 5,000

How many chromosomes do Chimps have?

Humans have 46 chromosomes, whereas chimpanzee, gorilla, and orangutan have 48. This major karyotypic difference was caused by the fusion of two ancestral chromosomes to form human chromosome 2 and subsequent inactivation of one of the two original centromeres (Yunis and Prakash 1982).

What organism has only one chromosome?

Haploid refers to a cell or an organism that has only a single set of chromosomes.

How many chromosomes do jellyfish have?

Eighteen Genes: Eight Chromosomes.

How many chromosomes do gametes have?

In humans, gametes are haploid cells that contain 23 chromosomes, each of which a one of a chromosome pair that exists in diplod cells. The number of chromosomes in a single set is represented as n, which is also called the haploid number.

How many chromosomes are in each daughter cell if an organism has 36 number of chromosomes and one of its cell undergoes meiosis?

The correct answer is C. In an organism that has 36 chromosomes, at the end of Meiosis I, each gamete contains 18 chromosomes and 36 chromatids. …

How many chromosomes do octopus have?

It is also five to six times larger than other invertebrate genomes and has roughly double the number of chromosomes, with 28.

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What animal has 76 chromosomes?

In humans, two of those chromosomes are sex chromosomes a fact oddly shared with dogs (Canis lupus familiaris) who, however, have 76 autosomal chromosomes to the human 44. These numbers hardly reach the highest in the Animal Kingdom, with the Agrodiaetus butterfly at 268.

Does any other animal have 46 chromosomes?

And there is a wide range of chromosome numbers. Animal chromosome numbers range from 254 in hermit crabs to 2 in a species of roundworm. The fern called Ophioglossum reticulatum has 1260 chromosomes! Humans have 46, chimpanzees have 48, and yes, potatoes also have 48.

Which animal has 23 pairs of chromosomes?

Potatoes and Chimpanzees, for example, both have 24 pairs of chromosomes. Humans are not the only animal with 23 pairs, either–the Chinese subspecies of Muntiacusmuntjac, a small kind of deer, also has 23 pairs of chromosomes.