What substance, in different concentrations, directs developmental fates?

What will be an ideal response?


morphogen

Biology & Microbiology

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The final step of the citric acid cycle regenerates ____.

A. pyruvate B. acetyl-CoA C. fructose bisphosphate D. oxaloacetate E. citrate

Biology & Microbiology

How does Salmonella grow in host cells? How does it differ from Shigella?

What will be an ideal response?

Biology & Microbiology

Of the following species, which are widely distributed in nature and hospital environments?

a. Pseudomonas luteola b. Acinetobacter spp. c. Pseudomonas oryzihabitans d. Bordetella trematum

Biology & Microbiology

Most of the dry mass of a plant is derived from _____

A) NO3- and CO2 B) K+ and CO2 C) PO4 and K+ D) H2O and K+ E) H2O and CO2

Biology & Microbiology