If stretching to improve flexibility is to be beneficial, it should incorporate exercises that cause some pain.
a. true
b. false
b. false
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During sexual reproduction, Saccharomyces cerevisiae forms haploid spores that are enclosed in a sac. Therefore Saccharomyces is classified as a/an ________.
A. glomerulomycete B. ascomycete C. cryptomycete D. basidiomycete E. chytrid
Mutations of ________ [two words] in fruit flies can cause appendages to appear in the wrong places, such as legs growing in place of antennae
Fill in the blank(s) with correct word
When signal molecules bind to two tyrosine kinase receptors, the receptors move closer to each other and form a
monomer. __________________ Indicate whether the statement is true or false.
Which of the following is the strongest piece of evidence for why some scientists believe that we are at the start of a sixth mass extinction?
A) decrease in biodiversity B) decrease in fossil discoveries C) decrease in allopatric species D) decrease in hybrid fertility