Which of the following statements is false?
A. Hormone receptors evolved later than
many of the hormones with which they now
interact.
B. Vertebrates and invertebrates use some of
the same hormones.
C. The same hormone typically plays different
roles in vertebrates and invertebrates.
D. Several hormones function as both
hormones and neurotransmitters.
E. None of the answer options is false.
A
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Select all of the following that are components of the plasma membrane in eukaryotic organisms.
Phospholipids Reason: Phospholipids make up the bulk of the bilayer membrane. Centrioles Reason: Centrioles are found in eukaryotic cells but they are not associated with the plasma membrane. Glycoproteins Reason: Glycoproteins are proteins with carbohydrate molecules attached. They help the cell in identification of self and non-self or foreign objects. Capsule Reason: Capsules are gelatinous coverings that are often found surrounding bacterial cells. They are not components of the plasma membrane in eukaryotic cells. Cholesterol Reason: Cholesterol is found within the plasma membrane and functions to regulate its fluidity.
Evolution, biological definition
What will be an ideal response?
Interspecific ________ occurs when the competition for space between two species influences access to food and nesting sites
Fill in the blank(s) with correct word
What is the ultimate fate of the atoms in oxygen gas (O2) in cellular respiration?
a. They are respired as CO2. b. They are incorporated to water. c. They are attached to glucose. d. They are attached to pyruvate. e. They accepts electrons in glycolysis.