Because bogs depend on precipitation for nutrient inputs, they are highly deficient in mineral salts and are low in pH
Indicate whether the statement is true or false
TRUE
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A mutant Drosophila is created that has double the number of bicoid genes, each of which is fully expressed. What is the most likely difference expected in this mutant compared to wild type Drosophila embryos?
A. Hunchback levels would be lower in the anterior portion of the embryo. B. Caudal levels would be higher at the anterior portion of the embryo. C. Less of the embryo would have posterior structures. D. The Bicoid concentration gradient would be less at the anterior portion of the embryo.
All of the following are true of the process of
phosphorylation EXCEPT that a. a molecule gains a phosphate group. b. a molecule loses a phosphate group. c. molecules become less stable. d. it is used to prime molecules to react. e. it produces ADP from ATP
Which characteristic best describes vertebrates?
a. vertebral column b. blood containing hemoglobin c. four-chambered heart d. lungs e. live birth
In indirect development, the embryo hatches into a sexually immature stage called a larva
Indicate whether the statement is true or false