The largest portion of most mature dicot seeds is (are)
a. the hypocotyl.
b. the epicotyl.
c. the radical.
d. endosperm.
e. cotyledons.
E; In most dicot seeds the endosperm is absorbed into the cotyledon. So the largest portion of the mature seed are the cotyledons.
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Primase is the enzyme responsible for:a
unwinding the DNA double strand to allow DNA polymerase access to the template DNA. b. introducing nicks into the DNA double strand in order to prevent the formation of knots. c. hydrolyzing ATP to facilitate DNA unwinding. d. making short strands of RNA at the site of replication initiation. e. forming a replication fork in the DNA double helix.
Among these choices, what is the most reliable form of birth control?
A. Condoms B. Abstinence C. Birth control pills D. Depo shots
The cerebral cortex of human consists of (A)_____ layers. During brain development, the cell population that migrates first will form the (B)______, and the second population of cells to migrate becomes (C)_______.
a. (A) six (B) cortical plate (C) layer VI b. (A) six (B) subplate (C) layer VI c. (A) ten (B) subplate (C) layer I d. (A) ten (B) cortical plate (C) layer I
Lining of blood vessels and alveoli of lungs
What will be an ideal response?