Questions with Complete Solutions
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Term that means self-immunity - AnswerAutoimmunity
intrinsic control - Answeris sometimes called autoregulation
Of the 11 major body systems, which is the least involved in maintaining homeostasis? -
Answerreproductive
Intracellular parasites that consist of DNA or RNA surrounded by a protein coat and
sometimes by a lipoprotein envelope are called - AnswerViruses
The contraction of the uterus during birth of a baby is an example of - Answerpositive
feedback
Which of the following is a protein substance with no DNA or RNA and is though to be
the cause of mad cow disease - AnswerPrions
If the secretion of oxytocin during childbirth operates as a negative feedback control
loop, what effect is would it have on uterine contraction? - AnswerOxytocin would
inhibit the uterine contractions
Homeostasis can best be described as: - Answera state of relative constancy
Of the pathogenic organisms, which of the following are most complex? -
AnswerTapeworms
Epidemiology is the study of - AnswerOccurrence, distribution, transmission
Peptide bond join together molecules of - AnswerAmino acids
The element of that present in all proteins but not carbohydrates is: - AnswerNitrogen
The formation of sucrose involves the removal of a molecule of water. This is called -
Answerdehydration synthesis
If one side of DNA is CTAGGCTG, the other side would be - AnswerGATCCGAC
, The alpha helix is an example of which level of protein structure? - Answersecondary
The amino group in a amino acid is - AnswerNH3+
Amino acids frequently become joined by - Answerpeptide bonds
Which of the following is not one of the major groups of organic substances in the
human body? - AnswerSalts
A structural lipid found in the cell membrane is a: - AnswerPhospholipid and steriod
A _____ is a functional group that is temporarily unattached and is highly reactive
because of unpairs elections. - AnswerFree radical
The term glycoproteins, a combination of two words, tells you that the compound is
made of ______ and _____, with ______being dominant. - AnswerCarbohydrates and
protein, protein
Prostaglandins and steroids share which of the following characteristics? -
AnswerBoth have a ring structure in their molecule
Sometimes referred to as "animal starch", ____is the main polysaccharide in the body. -
AnswerGlycogen
Which level of protein structure refers to the number, kind, and sequence of amino
acids? - AnswerPrimary
The types of lipids found that form hormones, such as cortisone, estrogen and
testosterone are: - AnswerSteroids
23 chromosomes per cell in humans is referred to as - AnswerHaploid
Extensive weight training causes the muscle cells to - Answerhypertrophy
When the chromosomes align themselves across the equator of the spindle fibers, it is
characteristic of which phase of mitosis - Answermetaphase
Fact about diffusion - AnswerUses cellular energy
Phagocytosis is an example of - Answerendocytosis
Which is not true of the sodium potassium pump? - AnswerSodium moves into the cell
and potassium moves out