Adaptations are
a. traits that evolved for a purpose other than their present purpose
b. genotypic traits that decrease an organism's reproductive success
c. traits that evolve according to an organism's will
d. phenotypic traits that increase an organism's reproductive success
d. phenotypic traits that increase an organism's reproductive success
You might also like to view...
The majority ethnic group in China is the:
a. Han b. Uyghur c. Chang d. Paneer
Scientists use _______ to produce many copies of small DNA fragments, such as those obtained at crime scenes or from fossils
a. transcription b. polymerase chain reactions c. nondisjunction d. trisomies e. random assortment of alleles
Humans cannot ignore or override their basic, inborn drives
Indicate whether the statement is true or false.
What is meant by the "law of competitive exclusion"? a. When one species successfully dominates an ecological niche, it will subdue all other species in the area. b. When two or more species cohabit in the same area, they will each tend to specialize in a subset of foods toallow peaceful coexistence
c. When two closely related species compete for the same niche, one will bring about the other's extinction. d. In a balanced ecological niche, there will be no competition between species. e. Species that begin competing for food supplies will eventually begin to compete for each other's mates as well?competition spreads.