Answer:
Cells of germinal epithelium are cubiodal.
Explanation:
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Ectoderm refers to one of the three primary germ layers found in the initial phase of an embryo. The other two layers are the endoderm (the most proximal layer) and the mesoderm (the middle layer), the ectoderm is the most distal or the exterior layer. It originates from the external layer of germ cells.
Generally, ectoderm in vertebrates further develops into the brain and the nervous system, and into the parts of the skin. So, in the given case of the mouse, one would easily find the marker in the nervous system and in the epidermis.
B. DNA is heated to separate strands
This is always the first step in a PCR reaction, the Heat acts as Helicase to unwind the double helix.
Answer: the conditions at a hydrothermal vent makes it impossible to plants to to grow the need the sun.
Explanation: