Prokaryotic organisms were the only life-forms present on earth for almost 2 billion years. Multicellular eukaryotes have only been around for about 25% of earth's history

Answer the following statement true (T) or false (F)


True

Biology & Microbiology

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Neural crest cell originates from dorsal part of (i)________________. It migrates by undergoing (ii)________________ , followed by differentiation.

a) (i) neural plate, (ii) Epithelial-Mesenchymal Transition b) (i) neural tube, (ii) Epithelial-Mesenchymal Transition c) (i) neural plate, (ii) Mesenchymal-Epithelial Transition d) (i) neural tube, (ii) Mesenchymal-Epithelial Transition

Biology & Microbiology

__________ fills spaces between cells. Fill in the blank(s) with the appropriate word(s)

Biology & Microbiology

What do you know about an inhibitor of the estrogen receptor? What other information is related to the question?

What will be an ideal response?

Biology & Microbiology

The commercial livestock industry has significantly increased _______ levels in the atmosphere because of animal respiration.

a. carbon monoxide b. carbon dioxide c. calcium carbonate d. carbonic acid

Biology & Microbiology