Extremes: Smallest number: The female of a subspecies of the ant, Myrmecia pilosula, has one pair of chromosomes per cell. Its male has only one chromosome in each cell. Largest number: In the fern family of plants, the species Ophioglossum reticulatum has about 630 pairs of chromosomes, or 1260 chromosomes per cell.
Which one of the following are the smallest in number?
Complete step-by-step answer:
Whole numbers are the positive integers including zero. Even number: All the numbers ending with 0, 2, 4, 6 and 8 are called even numbers. 0 is an even number and whole number. So, the smallest even whole number is 0.
Which species body cells have the smallest total number of chromosomes?
2 for females, males are haploid and thus have 1; smallest number possible. Other ant species have more chromosomes.
Which one of the following has the smallest effect on a mouse?
Microsampling has the smallest effect on the animal; a very small amount of blood is taken while the mouse has local anesthesia.
Which of the following found most number of chromosome?
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. Original text presents information as: “to date is 2n = ca.
How many genes are in a chromosome?
Chromosome 1 likely contains 2,000 to 2,100 genes that provide instructions for making proteins.
What is the plural of mouse?
noun. ˈmau̇s plural mice ˈmīs