Soils of the tundra are very __________ due to __________
a. old; lack of precipitation
b. young; lack of precipitation
c. old; glaciation
d. young; glaciation
e. thick; high precipitation
D
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The most recent techniques developed in the biological sciences allow the manipulation of DNA with the ultimate goal of intervening directly with the _______ fate of organisms.
A. genetic B. developmental C. adult D. mitotic
Which of the following is associated with the male organs of an angiosperm?
a. stamens b. carpel c. petal d. stigma
It is 6:00 PM and the sun is due west of the hive. A honeybee has just returned to its hive from a patch of flowers that are due north of the hive. Which of the following best describes the type of waggle dance that this bee should perform? Note: The waggle run is the straight part of the dance.
A. The waggle run should be straight down the vertical axis. B. The waggle run should be straight up the vertical axis. C. The waggle run should be 90° to the left of the vertical axis. D. The waggle run should be 90° to the right of the vertical axis. E. The waggle run should be 45° to the right of the vertical axis. Clarify question: What is the key concept addressed by the question? What type of thinking is required? Gather Content: What do you already know about the waggle dance in bees? What other information is related to the question? Choose Answer: Given what you now know, what information is most likely to produce the correct answer? Reflection on Process: Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Where are cell membrane components synthesized?
a. endoplasmic reticulum b. lysosomes c. Golgi apparatus d. vesicles e. nucleus