Which groups of animals was The first land dweller

Which of the following structures or systems is correctly paired with its function? a. central nervous system - processes information and controls responses b. frontal lobe - portion of the brain that controls body movement c.

When the polar nuclei are fertilized what is formed?

Which detail best supports the idea that Boston molasses flood was an even worse disaster

Which statement best describes the breakdown of food in the digestive system? Carbohydrate digestion starts in the stomach and protein digestion starts in the stomach.

Would a mutation in the DNA of a skin cell be passed on to an organism's offspring?

1. An ecosystem consists of one oak tree on which 10,000 herbivores are feeding. These herbivores are prey to 500 spiders and carnivorous insects. There birds of the same species are eating these spiders and carnivorous insects.

With which of the following statements would a biologist be most inclined to agree? A) Humans and other apes represent divergent lines of evolution from a common ancestor.

The best model of organisms' complex feeding relationship is a (n) A. Food web B. Food chain C. Energy link D. Energy pyramid

Which element of the scientific process cannot be changed? A. A theory B. A data record C. A hypothesis D. An experimental procedure

Which groups of animals was The first land dweller