Q: Q: What is the blastocyst called after implantation? Read this paragraph and choose the correct option from the provided answers: After implantation occurs, the blastocyst is called an embryo . The embryonic stage lasts through the eighth week following fertilization. During this time, the embryo grows in size and becomes more complex. It develops specialized cells and tissues and starts to form most organs. For an interactive animation of embryonic development, go to this link: http://health. howstuffworks. com/adam-200129. htm . Choices: - trophoblast - an nucleus - an produce - an embryo A:
A: an embryo

Q: Q: What is asexual reproduction in which an egg develops without being fertilized called? Read this paragraph and choose the correct option from the provided answers: Choices: - metamorphosis - budding - binary fission - parthenogenesis A:
A: parthenogenesis

Q: Q: What is the period from earth's origin to the beginning of the phanerozoic eon? Read this paragraph and choose the correct option from the provided answers: For the first 4 billion years of Earth history there is only a little evidence of life. Organisms were tiny and soft and did not fossilize well. But scientists use a variety of ways to figure out what this early life was like. Note that the period from Earth's origin to the beginning of the Phanerozoic is called the Precambrian. Choices: - Paleolithic - Cenozoic - anatolian - precambrian A:
A: precambrian

Q: Q: What happens to the temperature of matter as light is absorbed? Read this paragraph and choose the correct option from the provided answers: http://www. chem. ufl. edu/~itl/2045/lectures/lec_d. html. Choices: - it stays the same - it triples - it drops - it increases A:
A: it increases