The only group of fungi to have a flagellated stage is the ____
a. Chytrids
b. Ascomycetes
c. Basidiomycetes
d. Glomeromycetes
e. Zygomycetes
ANSWER: a
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Which signaling system typically involves the longest time interval between release of a signaling molecule and activation of a receptor?
A. autocrine B. juxtacrine C. paracrine D. endocrine
Mitochondrial DNA profiling is useful in developing DNA profiles from samples that are in less than ideal condition. What is a major limitation of using mitochondrial DNA profiling?
A) It is not possible to differentiate between maternal relatives. B) It is useful in identifying victims of disasters when relatives are available for reference. C) It is possible to differentiate between maternal relatives. D) It is present in high copy number.
What is the most likely cause of the excessive growth exhibited by the person in the center of the accompanying
figure? a. pituitary tumor b. lack of GH receptor response c. low levels of rhGH d. cretinism e. Laron syndrome
Which of the following is/are false?
What will be an ideal response?