Who is responsible for the first concept regarding the passing on traits or characteristics that were acquired during the
lifetime of an organism to its offspring?
a. Charles Lyell
b. Charles Darwin
c. Alfred Wallace
d. Thomas Malthus
e. Jean Baptiste de Lamarck
e
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An oocyte released from a human ovary enters the oviduct as a result of _____
A) the beating action of the flagellum on the oocyte B) the force of the follicular ejection directing the oocyte into the oviduct C) the wavelike beating of cilia lining the oviduct D) movement of the oocyte through the pulsating uterus into the oviduct E) peristaltic contraction of ovarian muscles
If a short sequence of DNA is 5' AATTGCCGT 3', its complement is
A. 5' AAAACGCCA 3'. B. 3' TTAACGGCT 5'. C. 3' TTAACGGCA 5'. D. 3' TTAAGCCGA 5'. E. 5' TTAACGGCA 3'. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain? Gather Content · What do you already know about base-pairing? Consider Possibilities · Consider the different answer options. Which can you rule out? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect 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?
On reaching the oocyte, a human sperm cell must pass through what layer(s) before it can fuse with the plasma membrane of the egg?
What will be an ideal response?
The photoreceptors of an earthworm are
located
a. on short antennae. b. on their body surface. c. in their eyes. d. near the tip of their tail. e. nowhere- earthworms do not have photoreceptors.