Which of These Is an Example of Lamarckian Inheritance of Acquired

question 26

Multiple Choice

Which of these is an example of Lamarckian inheritance of acquired characteristics?

• A) Giraffes have long necks as a result of stretching to reach the leaves on tall trees.
• B) Male lions have manes to attract female lions and to scare off rival males.
• C) Penguins cannot fly, but have adapted their wings for swimming.
• D) Generations of inbreeding have created health problems in many domestic dog breeds.

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Definitions:

Chemicals Produced by Neurons

Substances, including neurotransmitters and hormones, synthesized and released by neurons to transmit signals across synapses to other neurons, muscle cells, or glands.

Nuclear Receptor Model

Describes the mechanism by which certain types of receptors within cells bind to specific molecules, like hormones, and regulate gene expression.

Messenger RNA

A type of RNA that conveys genetic information from DNA to the ribosome, where it specifies the amino acid sequence of the protein products.

Synthesized Proteins

Proteins created through the process of translation where ribosomes construct protein molecules from RNA messages.