NEW
Font size
Worksheetsunit 4 part 1 extra
Total questions: 16
Worksheet time: 6mins
A genome holds which % of an organism's genetic information?
0%
25%
50%
100%
Which is the correct order? (smallest to biggest)
nucleus, DNA, chromosome, gene
DNA, gene, chromosome, nucleus
gene, DNA, nucleus, chromosome
chromosome, gene, nucleus, DNA
What is an allele?
the allele that is always masked
2 of these make up a gene
physical characteristic of the offspring
piece of DNA that codes for a protein
What is a gene?
a piece of DNA that codes for a protein
allele that is always expressed
2 alleles that are different (Tt)
2 alleles that are the same (tt)
What is incomplete dominance?
trait is intermediate (in middle) between 2 parents
show up equally; codominance
all of the above
What is gametogenesis?
death of gametes
when gametes have genetic disorders
making of gametes
T/F: oocytes and spermatocytes are germ cells
T
F
What is spermatogenesis?
making of sperm
death of sperm
making of eggs
death of eggs
Gametes/sex cells are ...
haploid (1/2 of chromosomes)
diploid (full chromosomes)
A zygote is ...
Haploid (1/2 of chromosomes)
Diploid (full set of chromosomes)
When plants self pollinate, they become...
withered
damaged
weird
purebred
For Tt, each letter is an ...
allele
letter
gamete
genome
A genotype for brown eyes is ...
blue eyes
BB
dark brown eyes
brown eyes
the phenotype for brown eyes is...
brown eyes
BB
Bb
bb
When a trait is COdominant , a white cow and a black cow make a ...
grey calf
black calf
white calf
black and white calf
When genes are considered "linked genes" ... they are ...
far apart
duplicated
close together
fused together
