Answer the following questions true (T) or false (F)
1. Homeobox sequences vary widely from one species to another.
2. Versions of homeobox genes have been found in plants and fungi.
3. Without cell adhesion, the primitive gut probably wouldn't develop during gastrulation.
1. FALSE
2. TRUE
3. TRUE
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Differences in eukaryotic, bacterial, and archaeal transcription are attributable to both polymerase differences and organization of protein-coding genes.
Answer the following statement true (T) or false (F)
Most of the Earth’s phosphorous is in the form
of
a. phosphoric acid. b. elemental phosphorous. c. phosphate. d. phosphorous cations. e. carbonate
Species interactions between members of a community include __________, which is helpful to one
species and does not harm the other species. Fill in the blank(s) with the appropriate word(s).
Which process of the water cycle releases heat into the atmosphere?
A) condensation B) runoff C) evaporation D) ground-water discharge