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Crossing over occurs during fertilization when zygote is formed, thereby mixing the moms and dads chromosomes to make a unique baby.
This statement is false.
A chromosome is a long DNA molecule with element or all of the genetic material of an organism. In maximum chromosomes the very long thin DNA fibers are coated with packaging proteins; in eukaryotic cells the maximum vital of these proteins are the histones.
The principle function of chromosomes is to hold the DNA and switch the genetic records from dad and mom to offspring. Chromosomes play an crucial position all through cell department. They defend the DNA from getting tangled and broken.
Chromosomes are systems discovered within the center (nucleus) of cells that convey lengthy portions of DNA. It's far the constructing block of the human body. Chromosomes additionally incorporate proteins that help DNA exist within the right shape.
Learn more about Chromosome here:- https://brainly.com/question/13148765
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