All Modern and Fossil Monkeys Have , but No Fossil

question 44

Multiple Choice

All modern and fossil monkeys have , but no fossil or modern ape does.

• A) external tails
• B) quadrupedal locomotion
• C) large canines and diastema
• D) a Y-5 pattern on their molars

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Definitions:

Genotype

An individual’s collection of genes that contains instructions for all physical and psychological characteristics, including hair, eye color, personality, health, and behavior.

Dizygotic Twins

Also known as fraternal twins, these are siblings born at the same time due to the fertilization of two different eggs by two different sperm.

Monozygotic Twins

Twins that are genetically identical because they were formed from a single zygote splitting into two.

Fraternal Twin

Siblings born at the same time who have developed from two different eggs fertilized by two different sperm cells, making them genetically unique from each other.