Consider the evolution of chordates, organisms with a hollow nerve chord. Choose the organism most closely related to humans.

A)

lamprey

B)

sea star

C)

lancelets

D)

brittle star

A coastal body of water partly surrounded by land with input from both sea and fresh water is called: A. the limnetic zone. B. an estuary. C. a freshwater wetland. D. the oceanic province. E. a reef.

Which of the following statements is true? Viruses are bigger than bacteria. Viruses conduct cellular respiration like any other living organism. Viruses have both RNA and DNA. Viruses cannot be cultured on artificial laboratory media of any kind.

How many valence electrons are in an atom with the electron configuration in example A? Example A: 1s22s22p63s23p4 6 4 2 18

Describe two events that are common to both mitosis and meiosis that ensure the resulting daughter cells inherit the appropriate number of chromosomes.

What elements are found in lipids, proteins, and carbohydrates?

Which of these is considered a cooling process? evaporation condensation transpiration

Where is the genetic material of a virus located?

As a cow grazes on grass how much of the grass is energy is transferred to the cow A. 90% B. 10% C. 1%

What happens when the epidermis is slightly injured?

Severe weather that has caused deaths includes