Multiple Choice
In the context of fundamentals of genetics, what is the phenotype of an organism?
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1. Introduction to Genetics
Fundamentals of Genetics
Multiple Choice
In the context of the fundamentals of genetics, which part of DNA specifically codes for traits by encoding functional products such as proteins or functional RNAs?
A
Centromeres
B
The sugar-phosphate backbone
C
Telomeres
D
Genes (coding sequences within genes)
Verified step by step guidance1
Understand that DNA is composed of several structural components, each with distinct functions: centromeres, sugar-phosphate backbone, telomeres, and genes.
Recognize that centromeres are regions important for chromosome movement during cell division but do not code for traits.
Know that the sugar-phosphate backbone forms the structural framework of DNA, providing stability but not encoding information.
Identify telomeres as protective end caps of chromosomes that prevent degradation but do not contain coding information for traits.
Conclude that genes, which are specific sequences within DNA, contain coding regions that direct the synthesis of functional products like proteins or functional RNAs, thereby determining traits.
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