Habitats with the most species in greatest danger of
extinction are called
a. ecoregions.
b. indicator species.
c. riparian zones.
d. hot spots.
e. conservation islands.
Answer: d
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Some mice, known as ________ mice, are genetically bred to be missing particular genes.
Fill in the blank(s) with the appropriate word(s).
Determine the order of the processes occurring as a protein travels through the endomembrane system.
A. Pinching of vesicle into the cytoplasm. B. Movement through the cis, medial and trans regions. C. Transportation to the Golgi. D. Attachment of protein to cargo receptors. E. Release of the protein out of the cell. F. Translation of protein into the Rough ER.
What does the 9 + 2 complex refer to?
a. both the Golgi complex and the endoplasmic reticulum b. both the cilia and the nucleus c. both the flagella and the plasma membrane d. both the flagella and the cilia
Sometimes postmenopausal women are given a prescription for which of the following to help them maintain their bone calcium?
A) calcitonin B) parathyroid hormone C) insulin D) thyroid hormone