Which of the Following Statements About Embryonic Development Is False

question 33

Multiple Choice

Which of the following statements about embryonic development is false?

• A) The first cell division of a zygote is known as cleavage.
• B) In reptiles, a large body of yolk in the fertilized egg creates an incomplete cleavage pattern in which the dividing cells form an embryo on top of the yolk mass.
• C) The yolk is the nutritive material that nourishes the growing embryo.
• D) In radial cleavage, the fertilized egg divides in an even pattern due to the even distribution of yolk.
• E) Spiral cleavage is thought to be the ancestral condition for animals other than the sponges.

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Definitions:

Conservation

The knowledge that quantity is unrelated to the arrangement and physical appearance of objects.

Centration

A cognitive limitation in early childhood, where focus is placed on one salient aspect of a situation, neglecting other relevant aspects.

Assimilation

The process by which individuals incorporate new information into existing schemas or frameworks of understanding.

Concrete Operational Stage

A stage in Piaget's theory of cognitive development, where children aged about 7 to 12 years can think logically about concrete events.