A Homozygous Milk Chocolate Easter Bunny Is Crossed with a Homozygous

question 60

Multiple Choice

A homozygous milk chocolate Easter bunny is crossed with a homozygous dark chocolate Easter bunny.Assuming dark chocolate is dominant over milk chocolate and the traits segregate according to Mendelian genetics, which traits will be observable in the offspring?

• A)3 dark to 1 milk
• B)3 milk to 1 dark
• C)All milk
• D)All dark

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Definitions:

Trophoblast

The outer layer of cells surrounding a blastocyst in early pregnancy, which provides nutrients to the embryo and develops into part of the placenta.

Embryonic Period

A stage of prenatal development that takes place from fertilization until about the eighth week, during which the major organs and structures of the organism begin to develop.

Implantation

The process by which a fertilized egg attaches itself to the lining of the uterus to begin pregnancy.

Placenta

An organ that develops in the uterus during pregnancy, providing oxygen and nutrients to the growing fetus while removing waste products.