Select the correct locations in the diagram. The diagram below represents four species of invertebrates as they progress through three stages of embryonic development. Select the two
species that are likely to be the most closely related.
SPECIES
B с
A
D
STAGE 1
STAGE 11
STAGE III
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Which of the following will not cause mass extinction? a. drastic change is weather b. geological change c. both a and b d. none of the above

The deserts of the sahara and australia are associated with

Match each description to the appropriate biome. tropical savanna desert tropical rain forest taiga tundra has sparse vegetation and very cold temperatures located near the equator and contains trees that form dense canopy layers is very hot and dry, and has plants that need little water has cold winters, heavy snowfall and is dominated by conifers has warm temperatures and is dominated by grasses