Which of the following pairs is mismatched?
A) Penicillin — antibiotic
B) Chemotherapy — treatment of disease
C) Normal microbiota — harmful
D)Pathogen — disease causing
C) Normal microbiota — harmful
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Match the motor molecule to its function.
A) slides along actin in sarcomere B) activation of sliding in flagellar microtubule C) motion toward "minus" end of microtubule D) binds to membranes E) motion toward "plus" end of microtubule 1) cytoplasmic dynein 2) axonemal dynein 3) kinesin 4) myosin V, dimer 5) myosin II, filament
Structurally similar RTKs have been found in all multicellular animals, suggesting that ____
a. RTK genes are resistant to mutation b. RTKs evolved relatively early in the history of animals c. RTKs evolved from G proteins d. RTKs are not involved in vital processes in animals e. RTKs have evolved independently of each other in animals
Researchers looking for fossils of the earliest life forms face many hurdles. For example, few sedimentary rocks date back more than 3 billion years. Review what you learned about plate tectonics. Explain why so few remaining samples of these early rocks remain
What will be an ideal response?
In the study of the evolution of FOXP2, evidence supporting the evolution of a family language disorder comes from what important link?
A. The family members were all lacking vocal cords. B. The identification of multiple mutations in multiple genes is responsible for the disorder. C. The identification of a single mutation in a single gene is responsible for the disorder. D. The disorder is common in the family. E. The identification that the same mutation happens in all patients with speech disorders.