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Which is required for a population to evolve?
a. genetic diversity c. gene flow
b. selection pressure d. none of the above
Step by step
Solved in 2 steps
- Which best describes a branch point in a phylogenetic tree? a. a hypothesis b. new lineage c. hybridization d. a matingWhich situation would most likely lead to allopatric speciation? a. A flood causes the formation of a new lake. b. A storm causes several large trees to fall down. c. A mutation causes a new trait to develop. d. An injury causes an organism to seek out a new food source.Which best describes the relationship between chimpanzees and humans? a. chimpanzees evolved from humans b. humans evolved from chimpanzees c. chimpanzees and humans evolved from a common ancestor d. chimpanzees and humans belong to the same species
- Biology Answer 1 a,b,c Matching type (Use checkmark)Use the graph to answer the question. People native to which of the following countries have the darkest skin: Australia, China, or Ireland?What caused the change in health during the Neolithic period? A. The development of tools B. The development of foraging C. The development of agriculture D. The development of hunting
- What caused the change in health during the Neolithic period? A. The development of agriculture B. The development of foraging C. The development of tools D. The development of huntingEvaluate an age structure diagram to determine if thepopulation will experience a population growth or declinein the future.Hypothesize why a dry and unpredictable habitat favors r-selected species. Support your hypothesis with at least two arguments.
- Which is the best description of evolution? A. Animals become more complex over time. B. Plants become more complex over time. C. Life changes over time. D. Allele frequencies change in a population.Which is a characteristic of pseudoscience or bad science? a) Considers evidence for and against a hypothesis B)Includes personal experiences as data c) srepeatable d) Publishes in a peer-reviewed journalWhich best describes a branch point in a phylogenetic tree?a. a hypothesisb. new lineagec. hybridizationd. a mating
