Females have two copies of the X chromosome, while males have one X and one Y chromosome. The 22 autosomes are numbered by size. The other two chromosomes, X and Y, are the sex chromosomes. This picture of the human chromosomes lined up in pairs is called a karyotype.In humans, each cell normally contains 23 pairs of chromosomes, for a total of 46.Twenty-two of these pairs, called autosomes, look the same in both males and females. The 23rd pair, the sex chromosomes, differ between males and females.emales have two copies of the X chromosome, while males have one X and one Y chromosome. The 22 autosomes are numbered by size. The other two chromosomes, X and Y, are the sex chromosomes. This picture of the human chromosomes lined up in pairs is called a karyotype.
In the book Carrots Love Tomatoes it says Don't plant tomatoes near corn because the tomato and corn earworm are identical..
Both beans and corn grow quickly in ideal conditions. Bush beans grow 2 to 3 feet tall by midsummer, while pole beans can grow 5 feet or more. The old adage, Knee-high by the 4th of July, describes corn's rate of growth. Corn plants grow more slowly than bean plants, but reach 8 to 10 feet tall by late summer.