Answer:
phenotype is a correct answer.
Explanation:
The observable traits expressed by an organism are described as its phenotype.
Phenotype is the physical appearance of an individual, which includes individual development, behavior, and appearance.
An individual phenotype is known by its genotype ( that is a genetic identity of an organism).
Thus phenotype is desecribed as the observable appearance of an organisum which include its structure, morphology, its physiological properties and behavior.
Answer: molecule
Explanation: common knowledge
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Chromosome number varies from one organism to another. or example, humans have 46 chromosomes while bacteria have only one chromosome.
The problem associated with the chromosome number of various organisms faced by evolutionists is that with the decrease in the size of an organism, the number of chromosomes also decrease. Thus, it becomes difficult to find and study the chromosomes.
