During primary growth, auxin causes young cells to expand by increasing the activity of __________ that pump
hydrogen ions from cytoplasm into the cell wall. Fill in the blank(s) with the appropriate word(s).
ANSWER: transport proteins
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A blood test cannot determine if a person is a carrier of Tay-Sachs disease because the mutant allele is undetectable
a. True b. False Indicate whether the statement is true or false
Which level of biodiversity represents the most common way to measure and estimate biodiversity?
A. genetic diversity B. cultural diversity C. species diversity D. ecosystem diversity E. population diversity
The interconnectedness of plants, animals, and microbes with each other and their environment.
A) ecosystem B) genetic engineering C) vaccine D) FDA E) population
Which of the following statements is TRUE with regard to oral herpes?
A) Lesions become more severe with each recurrence. B) Ninety percent of all cases are caused by human herpesvirus 2 (HHV-2). C) Lesions can be triggered by emotional stress or physiologic changes. D) Primary infections are usually characterized by severe lesions. E) There is an effective cure for oral herpes.