Hans Christian Gram developed the gram stain.

Indicate whether the statement is true or false.


Answer: True

Biology & Microbiology

You might also like to view...

Answer the following statements true (T) or false (F)

1. Hagfish are craniates but are not vertebrates. 2. A hagfish is a not a fish. 3. Lampreys' main body support is the notochord, not a vertebral column. 4. Sharks have cartilaginous skeletons because bone-forming ability had not yet evolved in vertebrates when they originated. 5. The swim bladder is an organ in primitive fish from which the lungs of terrestrial vertebrates developed.

Biology & Microbiology

Which of the following is also known as infectious hepatitis?

A) hepatitis A virus B) hepatitis B virus C) hepatitis C virus D) hepatitis D virus

Biology & Microbiology

Evolution has been tested in various ways

Genetic, fossil, anatomical, physiological and behavioral studies all confirm that evolution is the mechanism of the origin of species. Thus, in science evolution is considered a scientific

a. fact b. hypothesis c. law d. theory e. guess

Biology & Microbiology

Rank the following in order from most general to most specific:

1. gametic isolation 2. reproductive isolating mechanism 3. sperm-egg incompatibility in sea urchins 4. prezygotic isolating mechanism A) 2, 3, 1, 4 B) 2, 4, 1, 3 C) 4, 1, 2, 3 D) 4, 2, 1, 3

Biology & Microbiology