Early Mammals Differed from Reptiles in Many Respects,including

question 52

Multiple Choice

Early mammals differed from reptiles in many respects,including:

• A)the number of legs used for walking.
• B)feeding their young milk.
• C)eating other organisms for food.
• D)internal versus external fertilization.

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Definitions:

Aniridia

A congenital condition characterized by the complete or partial absence of the iris, affecting the individual's vision.

Genotype AAbbCc

The genetic makeup of an organism consisting of two alleles for one trait, with one being dominant A, aa indicating recessive, and Bb Cc being heterozygous.

Color Scale

A range or sequence of colors used to represent quantitative values or to show a gradual transformation.

Recessive Alleles

Recessive alleles are a type of gene that is masked by the presence of a dominant allele and only expresses its phenotype when paired with an identical allele.