DNA Replication
DNA is which macromolecule
nucleic acid
what is the 1st step to DNA Replication
DNA unzips
a set of 3 nucleotides that code for a specific amino acid
codon
which type of cells form during mitosis
somatic cells
which cells are formed during meiosis?
gametes
subunit that makes up a nucleic acid
nucleotide
what is the 2nd step to DNA Replication
enzymes help find complementary bases
During protein synthesis what does mRNA do?
delivers DNA's instructions for making proteins to ribosomes
the step of protein synthesis that occurs on ribosomes
translation
in which phase of meiosis would certain gene segments of the homologous pairs of chromosomes "crossover" and exchange genetic information?
prophase 1
Which of the following is in RNA, but not DNA
uracil
what is the 3rd step to DNA Replication
two identical DNA molecules are formed
where does transcription take place?
nucleus
the step of protein synthesis that occurs in the nucleus
transcription
A sperm cell of a octopus has 18 chromosomes. What is the total number of chromosomes that should be present in a stomach cell of the same octopus?
36
what connects the nitrogen bases together (A=T, C=G)
hydrogen bonds
which is not a part of how semi-conservative replication get its name
the new cell made will have different DNA than the original
How many amino acids are coded for by the strand of mRNA shown here? Assume the reading frame begins with the first nucleotide. A U G C A G
2
tRNA brings amino acids to the
ribosome
Compared to the number of chromosomes contained in a body cell, how many chromosomes would normally be contained in a gamete?
half as many
In humans where does DNA replication take place
nucleus
What is the complementary DNA strand for ATGCGCCTAATG
TACGCGGATTAC
tRNA has
anticodons
somatic cells in humans contain ____ chromosomes and an example is
46
Two similar chromosomes that you inherit from your parents (one from your mother and one from your father) are called
homologous chromosomes