A snail is a(n)
A) nematode. B) chordate. C) arthropod. D) mollusk. E) echinoderm.
D
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____ tissue allows the body to detect and respond to internal and external changes
a. Nervous b. Adipose c. Epithelial d. Connective e. Skeletal muscle
An enzyme is thought to optimize the fit between substrates by restraining and stretching or squeezing them into
certain shapes and moving them to the transition state, as described by the ____ model of enzyme activity.
a. lock and key b. induced-fit c. template d. activation e. conformational
Why is SRY considered to be a master gene? What will be an ideal response?
If transcription of this gene occurs from left to right in the accompanying diagram, which DNA strand is the coding (non-template) strand?
A) impossible to determine B) B C) C D) D E) E