At Which Developmental Stage Should One Be Able to First

question 68

Multiple Choice

At which developmental stage should one be able to first distinguish a diploblastic embryo from a triploblastic embryo?

• A) fertilization
• B) cleavage
• C) gastrulation
• D) coelom formation
• E) metamorphosis

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Definitions:

Sodium Dichromate

A powerful oxidizing agent with the formula Na2Cr2O7, used in various industrial and laboratory applications.

IR Spectroscopy

A technique used in chemistry to identify molecular structures based on their absorption of infrared light at different wavelengths.

3-Pentanone

An organic compound with the formula C5H10O, a type of ketone known for being a solvent and an intermediate in organic synthesis.

Oxidized

Describes a chemical process where an atom, ion, or molecule loses electrons, often involving the addition of oxygen or the removal of hydrogen.