Which of the Following Is True of the Pleistocene Ice

question 119

Multiple Choice

Which of the following is true of the Pleistocene ice sheets in North America?

• A)at their maximum,they extended to the present-day Canada/U.S.border.
• B)they had a minimal effect on the landscape.
• C)they completely disappeared by 7,000 years ago.
• D)the edges of the ice sheets were not even rather,they were characterized by ice lobes that formed curved edges.
• E)all of North America was covered with ice at the Pleistocene maximum.

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Definitions:

Cleavage

A process of cell division in the early embryonic stage that leads to the formation of a multicellular embryo.

Morula

An early stage in embryonic development that follows fertilization, featuring a solid ball of cells resulting from the division of a zygote.

Gametogenesis

The process by which gametes, or sex cells, are formed, involving meiosis and maturation in reproductive organs.

Uterine Tube

A part of the female reproductive system, connecting the ovaries to the uterus, where fertilization typically occurs.