The Scientist Who Provided the Systematic Foundation for the Period

question 48

Multiple Choice

The scientist who provided the systematic foundation for the period law by classifying material elements by their atomic weights was

• A)Charles Darwin.
• B)Joseph Lister.
• C)Louis Pasteur.
• D)Dmitri Mendeleyev.
• E)Michael Faraday.

---

Definitions:

Intelligence

The ability to acquire knowledge, think abstractly, understand complex ideas, adapt to environments, learn from experience, and solve problems.

Polygenically Determined

Traits that are influenced by multiple genes rather than a single gene, contributing to the phenotype's complexity.

Double Helix

is the structure of DNA, consisting of two strands that wind around each other, resembling a twisted ladder.

Dizygotic

Referring to twins that are formed from two separate eggs fertilized by two different sperm cells, resulting in genetically distinct siblings.