Match the Following Terms with the Descriptions Below (Letters May

question 26

Multiple Choice

Match the following terms with the descriptions below (letters may be used once or not at all) .
-Nucleotides that have a single-ring structure

• A)Transcription
• B)Translation
• C)Replication
• D)mRNA
• E)tRNA
• F)Purines
• G)Pyrimidines
• H)Anticodon
• I)Codon
• J)Introns
• K)Exons
• L)Heterochromatin
• M)Integrin
• N)Ribosome
• O)Nucleolus
• P)Spliceosome

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Definitions:

Natural Selection

The process by which organisms better adapted to their environment tend to survive and produce more offspring.

Triassic

A geological period that occurred approximately 252 to 201 million years ago, marking the beginning of the Mesozoic Era.

Cretaceous

The last period of the Mesozoic Era, marked by significant geological events and the extinction of dinosaurs.

Pleistocene

The geological epoch from about 2.6 million to 11,700 years ago, characterized by the last ice ages and the emergence of Homo sapiens.