A polar covalent bond between two atoms results from

Biology-Midsem

Quiz
•
Science
•
University
•
Easy
Siew Ling
Used 2+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
the presence of two ions close to each other
whether the bond is single or not.
two atoms that do not have similar electronegativities
the shape of the molecule that has the bond
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Exergonic reaction is the reaction proceeds with a net release of free energy.
True
Maybe
False
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The outer surface of smooth ER lacks ribosomes, whereas the outer surface of rough ER has ribosomes.
True
Maybe
False
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is one of the molecules formed by the removal of a carboxyl group (as CO2) from a molecule of pyruvate?
citrate
acetyl-coA
ATP
water
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following molecules is the primary reducing agent in the Calvin cycle reactions?
ATP
NADH
NADPH
NADP+
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The vascular cambium gives rise to
all phloem
secondary xylem and phloem
all xylem
primary xylem and phloem
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the primary sites of auxin (IAA) production in plants?
shoot apical meristem and young leaves
seeds
roots
ripening fruit
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phytochrome plays a critical role in germination of some seeds. Which of these colors of light maximizes germination in these seeds?
blue
orange
red
violet
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