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What are polyribosomes?
What are polyribosomes?
What are polyribosomes?
 
  What will be an ideal response?
goatMaster   22   1 Reply
6 years ago
In general, DNA replicates semiconservatively and bidirectionally. (True or false?)
In general, DNA replicates semiconservatively and bidirectionally. (True or false?)
In general, DNA replicates semiconservatively and bidirectionally.
 
  Indicate whether the statement is true or false
meli3198   22   1 Reply
6 years ago
The counterpart to the use of mtDNA to reconstruct maternal lineages is the use of chloroplast DNA ...
The counterpart to the use of mtDNA to reconstruct maternal lineages is the use of chloroplast DNA ...
The counterpart to the use of mtDNA to reconstruct maternal lineages is the use of chloroplast DNA to reconstruct paternal lineages.
 
  Indicate whether the statement is true or false
Drea Anna   22   1 Reply
6 years ago
In limb-positioning in tetrapods, the _______ acts as an organizer to promote digit formation at the ...
In limb-positioning in tetrapods, the _______ acts as an organizer to promote digit formation at the ...
In limb-positioning in tetrapods, the _______ acts as an organizer to promote digit formation at the distal ends of limb buds.
 
  Fill in the blank(s) with correct word
ekmj   22   1 Reply
6 years ago
What were the genotypes of the sinistral female and dextral male that were initially chosen?
What were the genotypes of the sinistral female and dextral male that were initially chosen?
What were the genotypes of the sinistral female and dextral male that were initially chosen?
 
  A) dd female and Dd male
  B) Dd female and dd male
  C) dd female and DD male
  D) DD female and dd male
  E) Dd female a
vincent_pijen   22   1 Reply
6 years ago
The differences in evolutionary rates of change revealed by relative rate tests may be attributable ...
The differences in evolutionary rates of change revealed by relative rate tests may be attributable ...
The differences in evolutionary rates of change revealed by relative rate tests may be attributable to
 
  A) differential strength of selection.
  B) generation time.
  C) average DNA repair efficiency.
  D) differential ex
Sauce1387   22   1 Reply
6 years ago
What result would you expect if a mutation eliminates one of the four arms of a tRNA?
What result would you expect if a mutation eliminates one of the four arms of a tRNA?
What result would you expect if a mutation eliminates one of the four arms of a tRNA?
 
  A) The tRNA will fit into the A site but will not release the peptide at the P site.
  B) The tRNA will not be recognized by tRNA synthetase and
Yvonne98   22   1 Reply
6 years ago
Many types of cancer are known to overexpress the receptor protein tyrosine kinase. Which molecular ...
Many types of cancer are known to overexpress the receptor protein tyrosine kinase. Which molecular ...
Many types of cancer are known to overexpress the receptor protein tyrosine kinase. Which molecular technique can be used to reduce expression of an oncogene in vitro?
 
  A) PCR
  B) DNAse sensitivity assay
  C) RNAi
  D) S
alijan99   22   1 Reply
6 years ago
What is the observed genotypic frequency of Aa individuals?
What is the observed genotypic frequency of Aa individuals?
What is the observed genotypic frequency of Aa individuals?
 
  A) 0.144
  B) 0.72
  C) 0.40
  D) 0.48
  E) 1.44
GermanBiter14   22   1 Reply
6 years ago
Which of the following traits is determined by programmed transposition?
Which of the following traits is determined by programmed transposition?
Which of the following traits is determined by programmed transposition?
 
  A) Pattern baldness in humans
  B) Mating types in yeast
  C) Eye color in Drosophila
  D) All of these
  E) None of these
littlescientist   22   1 Reply
6 years ago
Recombination between two Alu elements results in deletions. In humans these have often been ...
Recombination between two Alu elements results in deletions. In humans these have often been ...
Recombination between two Alu elements results in deletions. In humans these have often been associated with specific disorders. In a recent study, researchers compared Alu recombination-mediated deletions of humans and chimpanzees.
 
  Th
michelle6899   22   1 Reply
6 years ago
In rabbits, long hair and black fur are produced by the dominant alleles L and B, which assort ...
In rabbits, long hair and black fur are produced by the dominant alleles L and B, which assort ...
In rabbits, long hair and black fur are produced by the dominant alleles L and B, which assort independently. The genotype ll produces short hair and the genotype bb produces white fur.
 
  A cross between a male with short, black fur and
ARJAY270   22   1 Reply
6 years ago
You have identified a chromosome that has both p and q arms, but notice that the p arms are composed ...
You have identified a chromosome that has both p and q arms, but notice that the p arms are composed ...
You have identified a chromosome that has both p and q arms, but notice that the p arms are composed of highly repetitive DNA. What type of chromosome is this?
 
  A) metacentric
  B) submetacentric
  C) acrocentric
  D) sub
jordant.22   22   1 Reply
kzeeb
6 years ago
The visual proof that chromosomes exchange pieces of information during crossing over was provided ...
The visual proof that chromosomes exchange pieces of information during crossing over was provided ...
The visual proof that chromosomes exchange pieces of information during crossing over was provided by __________.
 
  A. Bateson and Punnett
  B. Morgan and Bridges
  C. Creighton and McClintock
  D. Watson and Crick
gltech99   22   2 Replies
6 years ago
Which of the following is a restriction placed on DNA polymerase?
Which of the following is a restriction placed on DNA polymerase?
Which of the following is a restriction placed on DNA polymerase?
 
  A. DNA polymerase can attach new nucleotides only in the 5' to 3' direction.
  B. DNA polymerases must begin synthesis using an RNA primer.
  C. DNA polymera
tiffanygaebel   22   1 Reply
6 years ago
Many organisms used in modern agriculture are a result of artificial selection. (True or false?)
Many organisms used in modern agriculture are a result of artificial selection. (True or false?)
Many organisms used in modern agriculture are a result of artificial selection.
 
  Indicate whether the statement is true or false
LL06   22   1 Reply
6 years ago
An oncogene may promote cancer by keeping the cell growth pathway in the off position. (True or false?)
An oncogene may promote cancer by keeping the cell growth pathway in the off position. (True or false?)
An oncogene may promote cancer by keeping the cell growth pathway in the off position.
 
  Indicate whether the statement is true or false
hay456   22   1 Reply
6 years ago
An RNA strand with sequence 5'-GUACAAUGACUUAUGUAC-3' can potentially form which structure?
An RNA strand with sequence 5'-GUACAAUGACUUAUGUAC-3' can potentially form which structure?
An RNA strand with sequence 5'-GUACAAUGACUUAUGUAC-3' can potentially form which structure?
 
  A. bulge loop
  B. internal loop
  C. multibranched junction
 
  D. stem-loop
hihihihihihi   22   1 Reply
6 years ago
When a prostatic carcinoma has advanced to the stage when it has spread beyond the prostate and has ...
When a prostatic carcinoma has advanced to the stage when it has spread beyond the prostate and has ...
When a prostatic carcinoma has advanced to the stage when it has spread beyond the prostate and has metastasized, it is often possible to do which of the following?
 
  A. Remove the entire prostate and surrounding tissues
  B. Use ph
meli3198   22   2 Replies
6 years ago
Describe three common developmental abnormalities of the kidneys.
Describe three common developmental abnormalities of the kidneys.
Describe three common developmental abnormalities of the kidneys.
 
  What will be an ideal response?
coltenyeske@aub   22   1 Reply
6 years ago
Which of the following statements regarding urea is INCORRECT?
Which of the following statements regarding urea is INCORRECT?
Which of the following statements regarding urea is INCORRECT?
 
  A. It is a nitrogen-containing compound formed as a byproduct of protein metabolism.
  B. It is a toxic compound.
  C. It is a waste product excreted by the kidne
Yvonne98   22   1 Reply
6 years ago
Coagulation disturbance resulting from liver disease is corrected by the intramuscular injection of ...
Coagulation disturbance resulting from liver disease is corrected by the intramuscular injection of ...
Coagulation disturbance resulting from liver disease is corrected by the intramuscular injection of vitamin K.
 
  Indicate whether the statement is true or false
sarweston   22   1 Reply
6 years ago
Chronic inflammation of the endocervical glands is very common in women who have had children. ...
Chronic inflammation of the endocervical glands is very common in women who have had children. ...
Chronic inflammation of the endocervical glands is very common in women who have had children.
 
  Indicate whether the statement is true or false
lavagirl   22   1 Reply
6 years ago
Give a counter argument to the statement that a high 5-year survival rate indicates that a person ...
Give a counter argument to the statement that a high 5-year survival rate indicates that a person ...
Give a counter argument to the statement that a high 5-year survival rate indicates that a person can be cured.
 
  What will be an ideal response?
jordant.22   22   1 Reply
6 years ago
Match the type of cancer listed below to the physical symptom that is often associated with it. ...
Match the type of cancer listed below to the physical symptom that is often associated with it. ...
Match the type of cancer listed below to the physical symptom that is often associated with it.
 
  __ Colon cancer
  __ Breast cancer
  __ Cervical cancer
  __ Melanoma
  __ Hodgkin lymphoma
 
  A. Enlarged
vincent_pijen   22   2 Replies
6 years ago
Some infections acquired by a pregnant woman may injure the developing fetus. Name three infectious ...
Some infections acquired by a pregnant woman may injure the developing fetus. Name three infectious ...
Some infections acquired by a pregnant woman may injure the developing fetus. Name three infectious agents that are known causes of congenital malformations.
 
  What will be an ideal response?
tleebergene   22   1 Reply
6 years ago
Bacteria are identified and classified by various methods. Which of the following is NOT a method ...
Bacteria are identified and classified by various methods. Which of the following is NOT a method ...
Bacteria are identified and classified by various methods. Which of the following is NOT a method for classifying and identifying bacteria?
 
  A. The shape of the bacterium (coccus, rod, or spiral)
  B. Gram stain reaction
  C.
kemkem9   22   1 Reply
6 years ago
An analysis of most gallstones would reveal a high concentration of:
An analysis of most gallstones would reveal a high concentration of:
An analysis of most gallstones would reveal a high concentration of:
 
  a. phosphate.
  b. bilirubin.
  c. urate.
  d. cholesterol.
Naf87   22   1 Reply
6 years ago
If a nurse wants to obtain the best estimate of renal function, which test should the nurse ...
If a nurse wants to obtain the best estimate of renal function, which test should the nurse ...
If a nurse wants to obtain the best estimate of renal function, which test should the nurse moni-tor?
 
  a. Glomerular filtration rate (GFR)
  b. Circulating antidiuretic hormone (ADH) levels
  c. Volume of urine output
  d
Sauce1387   22   1 Reply
6 years ago
Which of the following organisms has the greatest amount of DNA per cell?
Which of the following organisms has the greatest amount of DNA per cell?
Which of the following organisms has the greatest amount of DNA per cell?
a. chicken
b. fruit fly
c. tulip
d. human
AidenSmith   22   1 Reply
6 years ago
Which of the following pairs of proteins are considered to be paralogous?
Which of the following pairs of proteins are considered to be paralogous?
Which of the following pairs of proteins are considered to be paralogous?
a. yeast -tubulin and yeast  tubulin
b. yeast -tubulin and worm  tubulin
c. fly -tubulin and human  tubulin
d. worm -tubulin and human  tubulin
AidenSmith   22   1 Reply
6 years ago
All the following statements are true about a nucleosome except a. It contains an octamer core of ...
All the following statements are true about a nucleosome except a. It contains an octamer core of ...
All the following statements are true about a nucleosome except
a. It contains an octamer core of histones
b  It is about 10 nm in diameter
c. It is the “string” of the “beads-on-a-string” appearance
d. It contains approxim
AidenSmith   22   1 Reply
6 years ago
Which sentence best describes what occurs during bacterial transformation?
Which sentence best describes what occurs during bacterial transformation?
[html]Which sentence best describes what occurs during bacterial transformation?


▸
JTHuddlestun   22   1 Reply
3 years ago
Which of the following is a dihybrid cross?
Which of the following is a dihybrid cross?
[html]Which of the following is a dihybrid cross?


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sleepyjonnysix   22   1 Reply
3 years ago
Which scientist was responsible for the characterization of linked genes?
Which scientist was responsible for the characterization of linked genes?
[html]Which scientist was responsible for the characterization of linked genes?


▸
2014Chevy   22   1 Reply
3 years ago
Which site on a ribosome does the release factor bind to?
Which site on a ribosome does the release factor bind to?
[html]Which site on a ribosome does the release factor bind to?


▸
stephanie_159   22   1 Reply
3 years ago
True or False? Exon sequences under positive selection are conserved but introns vary.
True or False? Exon sequences under positive selection are conserved but introns vary.
True or False? Exon sequences under positive selection are conserved but introns vary.

▸ true

▸ false
samestepp   22   1 Reply
A year ago
In a genetic cross between two flies, one with dark eye pigment and a single DNA fragment ...
In a genetic cross between two flies, one with dark eye pigment and a single DNA fragment ...
[html]In a genetic cross between two flies, one with dark eye pigment and a single DNA fragment hybridizing with a probe and one lacking pigment and having two fragments hybridizing with the probe, results in progeny with 40% of one parental type
agoldberg2011   22   1 Reply
A year ago
Prokaryotic genomes generally contain:
Prokaryotic genomes generally contain:
[html]Prokaryotic genomes generally contain:

▸ nearly 100% nonrepetitive DNA.

▸ over 90% repetitive DNA.

▸ mostly nonrepetitive DNA with about 20% moderately repetitive DNA.

▸ mostly moderately or highly repetitive DNA with about 20% nonre
annyan   22   1 Reply
A year ago
True or False? Transversional errors are more likely to be detected and corrected by DNA repair mechanisms.
True or False? Transversional errors are more likely to be detected and corrected by DNA repair mechanisms.
True or False? Transversional errors are more likely to be detected and corrected by DNA repair mechanisms.

▸ true

▸ false
texasmade2550   22   1 Reply
A year ago
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