What is the innermost layer of the heart?
A) epicardium
B) pericardium
C) cardium
D) endocardium
E) myocardium
Answer: D
You might also like to view...
In __________ speciation, a geographic barrier interrupts gene flow between populations. Fill in the blank(s) with the appropriate word(s)
Mechanisms that prevent interbreeding between two different species whose ranges overlap are
referred to as: a. sympatric isolating mechanisms. b. equilibrium isolating mechanisms. c. reproductive isolating mechanisms. d. allopatric isolating mechanisms. e. preadaptive isolating mechanisms
Which tissue can not divide to give rise to identical progeny in a plant that reproduces asexually?
A. root B. pollen grain C. stem D. leaf E. ovule
What types of nonlethal conditional mutations affecting bacterial cell division have been recovered?
What will be an ideal response?