Final - Exam 1 Questions A cation is a positively charged...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
Exam 1 Questions A cation is… a positively charged ion A flagellum is an organelle associated with… cell movement A free radical is… an electrically charged atom or group of atoms with an unpaired electron in its outermost shell A gland is a single cell or a mass of epithelial cells adapted for secretion. True A mature bone tissue cell is called… Osteocyte A mole of atoms contains… 6.022x10 23 A polar covalent bond occurs when… there is an unequal sharing of electrons among atoms A solution with more H + than OH - is… Acidic A tissue is… a group of similar cells that usually have a similar embryological origin and are specialized for a particular function. Active transport requires the use of… ATP All decomposition reactions occurring together in the body are known as catabolism. True An illness characterized by a recognizable set of signs and symptoms is called… Disease Anabolic reactions are synthesis reactions. True Antiporters and symporters are structures where the transport type is… Secondary Active Transport Arrector pili are… Smooth muscles that form goosebumps . Atoms are… the smallest units of matter that participate in chemical reactions Atoms are electrically neutral. This means that… They have the same number of electrons and protons Aquaporins are… Transmembrane proteins that act as water channels Blisters are a characteristic of… Second-degree burns
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Buffer systems typically are made of a weak base and a weak acid. True Calcitriol is produced in the skin. False Cell membranes generate gradients. These gradients may be concentration gradients or electrical gradients. Generally, the ion Na + is… More concentrated outside the cell Cell membrane proteins that act as channels are peripheral proteins. False Cell membrane proteins that act as channels are integral proteins. True Certain human cells have no nucleus. True Chemically, steroids and cholesterol are similar. True Child birth is an example of… A positive feedback mechanism Dandruff originates from… Statum corneum Diagnosis is an art. True Diamonds and pencil lead are both made of… Carbon Different atoms of an element that have the same number of protons but different numbers of neutrons are called… Isotopes Earwax glands are apocrine glands. True Earwax glands are holocrine glands. False Earwax glands are merocrine glands. False Eicosanoids are… Sugars Structural sugars None of the above Energy is released from… Exergonic reactions Enzymes are not catalysts. False Epidermis is avascular. True Ethanol yields… 7 Cal per gram
Background image of page 2
Free radicals might damage DNA molecules. True From the outermost to the innermost layer the epidermis is made of the following strata: Stratum corneum, stratum lucidum, stratum granulosum, stratum spinosum, and stratum basale GATTACATTATACGGCG is a sequence from… DNA Glycogen is… All of the above Goblet cells are… Single cell glands. Multicellular glands.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 27

Final - Exam 1 Questions A cation is a positively charged...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online