The reproductive organ in males that produces sperm and testosterone for reproduction. _____
A) Endometrium
B) Testis
C) Cervix
D) Uterus
E) Oviduct
F) Ovaries
G) Vagina
H) Seminal vesicle
I) Penis
J) Prostate gland
K) Vas deferens
L) Glans penis
Answer: B) Testis
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The largest genus in the order Lactobacillales is ________ with around 100 species.
A. Streptococcus B. Leuconostoc C. Lactobacillus D. Listeria
Following treatment with restriction enzymes, what procedure would be used to isolate DNA fragments of different lengths?
A. transformation B. transfection C. gel electrophoresis D. colony hybridization E. Western blotting
Which of the following did Kornberg use to detect DNA synthesis?
A) Radioactively labeled E. coli cells B) Fluorescently labeled E. coli cells C) Radioactively labeled deoxynucleotide triphosphates D) Fluorescently labeled deoxynucleotide triphosphates E) Nonlabeled deoxynucleotide triphosphates
In your own words, explain why some bacterial species produce endospores. What are their purpose?
What will be an ideal response?