Segments of DNA that carry hereditary instructions and are passed from parent to offspring and are located on the chromosomes are called alleles.
True
False

The image shows embryos of three vertebrate classes

What are the result of when individual components in an organism interact with others to create noval stucture and function called

8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.