reproduction Flashcards
1
Q
gamete
A
specialised sex cell formed by meiosis
2
Q
chromosome
A
long molecule found in nucleus formed by DNA
3
Q
allele
A
different forms of same gene
4
Q
dominant
A
allele that only needs 1 copy to be expressed
5
Q
recessive
A
allele that needs 2 copies to be expressed
6
Q
homozygous
A
carries 2 of same allele for a trait
7
Q
heterozygous
A
individual carries 2 different alleles for a trait
8
Q
genotype
A
combination of alleles
9
Q
phenotype
A
physical expression of genotype
10
Q
gene
A
small section of DNA that coded for particular amino acid
11
Q
what type of allele causes polydactyl
A
dominant
12
Q
what type of allele causes cystic fibrosis
A
recessive
13
Q
genome
A
entire genetic material of organism
14
Q
what does a nucleotide consist of
A
sugar, phosphate group and 1 of 4 bases (A,G,C or T)
