The first animals to live successfully on land were A. reptiles. B. flying reptiles. C. amphibians. D. arthropod

During pregnancy, many changes occur as a direct result of the presence of the fetus. Which of these adaptations meet this criterion? (Select all that apply.) a. Leukorrheab. Development of the operculumc. Quickeningd. Ballottemente. Lightening

Write a short informational paragraph explaining the role that DNA has in creating protein in your body.

Which characteristic of four different dinosaur fossils makes a dinosaur most similar to the present-day birds? a) Flexible wrist b) Flapping ability < - - * I chose this answer c) Flight feathers d) Primitive feathers

Which of the following molecules found in the food we eat is most commonly broken down to make ATP?

Which step is not involved in the water cycle? Select one of the options below as your answer: a. condensation b. evaporation c. denigration d. precipitation

Which statement best describes heredity

Which of the following cannot be cured with existing drugs?

What is another name for skeletal muscle? involuntary muscle connective muscle voluntary muscle interactive muscle reactive muscle?

Water can leave the air as a result of which processes? A. infiltration or transpiration B. precipitation or evaporation C. evaporation or transpiration D. condensation or precipitation

A bird and the snake would both be classified as