Answer:
1) Aa refers to the heterozygous of the genes. In this gene, both allele are different from one another.
2) AA is a gene which is homozygous in nature. Homozygous means that both allele are the same. Capital letters i. e. AA is used for the trait that is dominant.
3) aa is a gene which is homozygous in nature. Lower case letters i. e. aa is refer for the trait that is recessive.
Hey, Cincins!
Giant reed(grass),Brown trout(fish), European green crab, Sudden oak death(fungus), Yellow star thistle(weed), and Glassy-winged sharpshooter(insect).
I hope this helps;)
Carl Linnaeus wrote it in 1735 originally in Latin language
Answer:
stomach, pancreas and small intestine
