RR: Rr: rr, or 1:2:1, is the genotype ratio. Round seeds to wrinkled seeds have a 3:1 phenotype ratio. In a human, there are two sex chromosomes: X and Y.
XX chromosomes are found in females while XY chromosomes are found in males. A mutation is an alteration in the DNA's nucleotide sequence that can be inherited. Humans have 23 pairs of chromosomes, including one pair of sex chromosomes and 22 pairs of autosomes. the gamete will have 23 chromosomes as a result. The term "genotype" broadly refers to an organism's genetic make-up, or, to put it another way, the entire set of its genes. The phrase can also refer to a gene's alleles, or differentiating forms, in a more restricted sense.
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