The solid region of crust and upper mantle is called:
a. the asthenosphere.
b. the mantle.
c. the lithosphere.
d. the outer core.
e. the inner core.
C
You might also like to view...
All types of internal fertilization require
A. specialized anatomical structures. B. physical joining of male and female. C. transfer of a spermatophore to the female reproductive tract. D. a terrestrial environment. E. both a terrestrial environment and accessory sex organs.
Usually, the alleles are written in pairs to reflect that each individual has two alleles for every gene, one from each parent, such as PP, Pp, or pp. These symbols are called the ______.
Fill in the blank(s) with the appropriate word(s).
Cytoplasm and nucleoplasm are fluids found inside the cell. These are called _____ fluids.
Fill in the blank(s) with the appropriate word(s).
Which enzyme is made up of both RNA and protein?
A) RNA polymerase B) nucleosome C) ribosome