Which of the following correctly describes the major types of animals?
a) all chordates share a common ancestor, but there is no common ancestor of all invertebrates.
b) all invertebrates are chordates; vertebrates are a group that is separate from both invertebrates and chordates.
c) all invertebrates are chordates; vertebrates are a group that is separate from both invertebrates and chordates.
d) chordates are the largest group, and it is subdivided into two groups: vertebrates and invertebrates.

Listed in the item bank are some key terms and expressions associated with the categories seen in the venn diagram. to find out more information about items, some have more details available when you click on them. drag and drop each item onto the proper area of the diagram. if an item describes more than one category, be sure to place it in the overlapping space. viruses are tiny infectious pathogens that cause many different diseases, such as polio, and the flu. though they are similar to one celled organisms in some ways, in many ways they are very different. use the venn diagram below to show the similarities and differences between viruses and living organisms.

Consider the classification levels of a human. eukarya ,animalia ,chordata ,mammalia ,primates, hominidae ,homo ,sapiens .which is the most specific taxonomic level in the classification system above? a sapiens b homo c hominidae d primates

The arrows indicate the direction of wind flow. which place experiences monsoons?