The cladogram above diagrams the evolutionary history of chordates. Which group of animals was the first land dweller? A) birds B) mammals C) lungfish D) amphibians

As a result of wildfires, in grasslands. a) tree growth increases b) grass growth increases c) soil quality decreases d) invertebrate variety decreases

Select the correct answer from each drop-down menu. in an experiment, dr. travis examined the effects of calcium intake on osteoporosis, a condition that causes an increased risk of bone fractures. the amount of calcium is variable. the risk of bone fractures .

Which entry is in the wrong position in the table?