13. Ryan notices that all of his friend's brothers and sisters are tall. What is the most likely explanation for this characteristic?
a. They have tall parents
b. They have identical genes
c. The eat only healthy foods
d. The live in the same environment

a. They have tall parents

Explanation:

eating healthy wont affect your height and neither will your environment. Not all tall people have identical genes.

evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.

protistas excret ethanol used in the manufacture of vinegar