An example of a primary sex characteristic in males is:
a. growth of facial hair.
b. growth of body hair.
c. spermatogenesis.
d. muscle development.
e. increase in length of vocal cords.
C
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What would be strong evidence to suggest a protist is phagotrophic?
A. An abundance of lysosomes B. Locomotion using polar flagella C. Silicon dioxide cell walls D. Benthic lifestyle E. Presence of chloroplasts 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 nutritional strategies of protists? How does it relate to the question? · What other information is related to the question? Which information is most useful? 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?
Walking or running are more energetically expensive forms of locomotion than either swimming or flying.
Answer the following statement true (T) or false (F)
Introducing a foreign piece of DNA into an organism in such a way that it can be passed along through the germ line (eggs and sperm) and hence to subsequent generations creates a ________ organism
Fill in the blank with correct word.
An organ that secretes both digestive enzymes into the small intestine and hormones into the blood is the _______.
A. liver B. appendix C. small intestine D. pancreas E. gall bladder