Question 1
A) Uracil pairs with(1 point)
uracil.
any nitrogen base.
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Biology, 22.09.2021 14:10, destinymccray35
Question 1
A) Uracil pairs with(1 point)
uracil.
any nitrogen base.
adenine.
thymine.
Question 2
A) Alexei Romanov suffered from hemophilia, a condition that(1 point)
prevents blood from clotting normally due to the body’s inability to form fibrin proteins.
prevents the body from absorbing vitamin B12 due to the body’s inability to form fibrin proteins.
causes the body to produce too many blood cells due to the body’s inability to form fibrin proteins.
causes the body to produce abnormally shaped red blood cells due to the body’s inability to form fibrin proteins.
Question 3
A) The amino acid serine is coded by the mRNA codon AGU. What is the base sequence of the DNA gene that originally produced this mRNA codon?(1 point)
TCA
UCA
TCC
AGU
Question 4
A) Select the statement that is true.(1 point)
Thymine is only present in DNA, while cytosine is only present in RNA.
DNA and RNA are both double-stranded.
.
DNA has the sugar deoxyribose, while RNA has the sugar ribose.
Translation copies DNA to mRNA, while transcription converts mRNA into proteins.
Question 5
A) What role does tRNA play in the translation process?(1 point)
tRNA bonds the amino acids together to then form proteins.
tRNA converts DNA into mRNA.
tRNA holds the "stop" codon to alert ribosomes to end protein production.
tRNA carries amino acids to the ribosome and helps form proteins.
need 3 and 4
Answers: 3
Biology, 22.06.2019 03:00, babygirlqueen5588
Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.
Answers: 2
Biology, 22.06.2019 11:00, joshWash
In the united states there are strict fishing seasons and limits, but not all countries enforce similar laws. in bangladesh there are few if any fishing restrictions. what might be the reason for less restrictions in smaller countries like bangladesh? a) the united states is the only country worried about overfishing. b) the united states wants to limit the supply of fish to increase the price. c) bangladesh and smaller countries have an unlimited supply of fish in their coastal waters. d) small countries, such as bangladesh, are practicing subsistence fishing, taking only the fish needed to survive.
Answers: 1
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