The vas deferens ducts empty sperm into the:
A) urethra. B) seminal vesicles. C) epididymis. D) uterus.
Answer: A
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Polymerase chain reaction (PCR) has advanced an understanding of systematics because it allows
a. for analysis of morphological traits. b. for analysis of small amounts of DNA from dried museum specimens and some fossils. c. for the reconstruction of entire individuals from a small amount of DNA. d. for the reconstruction of entire individuals from a small amount of RNA. e. for the analysis of an entire genome from a small fragment of the genome.
What does each different band on a DNA fingerprint represent?
A) gene B) VNTR site C) allele D) pleiotropy
Smog forms when pollutants in the air react with each other in the presence of sunlight and carbon dioxide
Indicate whether the statement is true or false
water cycle picture
What will be an ideal response?