A female is born with attached earlobes, which is a recessive phenotype. Which of the following genotypes could her parents have?
A.) Rr and RR
B.) RR and RR
C.) Rr and rr
D.) RR and rr
Ans: C.) Rr and rr
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An organism can fit into only one nutritional pattern, such as photoheterotrophy, and cannot change if the environmental conditions change.
Answer the following statement true (T) or false (F)
At an aviary exhibit, you notice a species of owl in which some individuals have brown feathers and others have grey feathers. The different feather coloration of the owl species is an example of_____________.
A. Synamorphy B. Polymorphism C. Homoplasy D. Convergent Evolution
The most dangerous form of malaria is caused by
a) Plasmodium ovale. b) Plasmodium malariae. c) Plasmodium falciparum. d) Plasmodium vivax.
The nucleus of an atom contains:
a. neutrons and protons b. protons and electrons c. protons, electrons and neutrons