Observable traits exhibited by an organism do not always indicate the exact genetic makeup of that organism . Which explains this ?

Any organism is a by-product of both its genetic makeup and the environment. ... In biology, a gene is a section of DNA that encodes a trait. ... An autosomal dominant allele will always be preferentially expressed over a recessive allele. ... Whilst a phenotype is influenced the genotype, genotype does not ...

Explanation:

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.

the second type of galaxy is called a barred spiral, which has a thing called a bar straddling the nucleus