Homozygous is the same heterozygous is different. Such as TT and tt are homo and Tt is heterozygous.
Answer: The answer would be Precipitation.
Explanation:
No because abiotic factors like water and temperature aren't made of cells. Water is made of atoms and molecules. Temperature is just a measurement.
DNA is the code for making of proteins used for codons and amino acid.
The answer is Pterosaurs. Pterosaurs do not belong to the aquatic reptile group. These reptiles are winged or flying prehistoric reptiles. Plesiosaurs, Ichtyosaurs and Nothosaurs are marine reptiles. Unlike them, pterosaurs are warm-blooded reptiles.