In developing countries where populations consume low amounts of animal products or high amounts of plant products from nutrient poor soil, unusual nutrient deficiency diseases can occur. Sexual immaturity and short stature are symptoms of a deficiency of which nutrient?

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

The phylogeny chart shows the evolution of camels. camelus is the modern-day camel. based on this chart, which three statements are true? ⭕ modern camels are more related to stenomylus than to eschatius. ⭕ stenomylous and modern camels do not share a common ancestor. ⭕ modern camels are more related to camelops than to aepycamelus. ⭕ pliauchenia and oxydactylus may share similar features. ⭕ procamelus and stenomylous may share similar features.

Which best describes the digestive system of arthropods? a incomplete, two openings b complete, one opening c two-way, one opening d one-way, two openings