FCTC Chemistry AND FIRE Science
EXAM Questions and Answers
Verified Solutions Latest Update
Question:
DNA shape.
Answer:
double helix (twisted ladder)
Question:
Complementary nucleotide base pairs.
Answer:
Adenine-Thymine Guanine-Cytosine
Question:
Steps of DNA replication.
Answer:
1. helicase separates dna molecule (unzipping)
Question:
primase and polymerse creates 2 strands-seprerate dna molecules
Answer:
(new dna)
Question:
liagase 'zips' 2 strands back together (zipping)
, Question:
Mutations.
Answer:
random permanent change to DNA molecule
Question:
Mitosis.
Answer:
2 identical daughter cells produced (diploid) 46 chromosomes Stages acronym
(IPMATC) Somatic cells
Question:
Meiosis.
Answer:
4 daughter cells (haploid) 23 chromosomes 2 divisions Stages acronym (IPMATPMAT)
Only in sex cells (gamates)
Question:
Meosis vs. Mitosis.
Answer:
Question:
Heterozygous.
Answer:
An organism that has two different alleles for a trait
Question:
homozygous dominant.
Answer:
Both alleles (factors) for a trait are the same and dominant (AA)
EXAM Questions and Answers
Verified Solutions Latest Update
Question:
DNA shape.
Answer:
double helix (twisted ladder)
Question:
Complementary nucleotide base pairs.
Answer:
Adenine-Thymine Guanine-Cytosine
Question:
Steps of DNA replication.
Answer:
1. helicase separates dna molecule (unzipping)
Question:
primase and polymerse creates 2 strands-seprerate dna molecules
Answer:
(new dna)
Question:
liagase 'zips' 2 strands back together (zipping)
, Question:
Mutations.
Answer:
random permanent change to DNA molecule
Question:
Mitosis.
Answer:
2 identical daughter cells produced (diploid) 46 chromosomes Stages acronym
(IPMATC) Somatic cells
Question:
Meiosis.
Answer:
4 daughter cells (haploid) 23 chromosomes 2 divisions Stages acronym (IPMATPMAT)
Only in sex cells (gamates)
Question:
Meosis vs. Mitosis.
Answer:
Question:
Heterozygous.
Answer:
An organism that has two different alleles for a trait
Question:
homozygous dominant.
Answer:
Both alleles (factors) for a trait are the same and dominant (AA)