What do scientists mean when they refer to a population? A. all the organisms in an ecosystem
B. Different species that share similar traits
C. all the animals that acquire resources through similar methods
D. two or more of the same species

which group can be described as a population?
A. the life in Earth's atmosphere
B. the living and nonliving factors in a meadow
C. all the plants and animals in a forest
D. all the honeybees in an orchard

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Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

What evidence could be used to convince policy makers to change a shipping lane from going through a whale breeding ground? information on the number of all whale species currently alive information on the number of all whales hit by boats in the given area information on the number of whale deaths in the world's oceans information on the number of whale offspring born every year. (a) scientists could collect and combine data on fish populations all around the world to show that their populations are declining. (b) scientists collect and combine data on fish populations all around the world to show that their populations are increasing. (c) scientists work together and use past data to show that fish populations are becoming locally extinct in some areas. (d) scientists work together and use past data to show that some fish populations are adapting to environmental changes.

Which of the following would involve looking at different structures of organisms and comparing how similar they are? a. vestigial structuresb. radiometric datingc. homologous structures