No student devices needed. Know more
32 questions
What term best fits what is represented in this image?
Chromosomes
Genetics
Karyotype
Autosomes
Which of the following best defines an autosome?
A chromosome that does things automatically
A chromosome that is least common in a human set of chromosomes
A non-sex chromosome
A sex-determining chromosome
The reason why sex chromosomes have they name they do is because they
Are not autosomes
Are unique in how they look
Are not able to be paired with any other chromosomes
Determine the sex for the organism
An allele is
A version of a gene
Another word for a gene
Always different on homologous chromosomes
Another word for flavour
Which of the following is TRUE?
Sex chromosomes determine gender
Males have XY; Females have XX
non-sex chromosomes are called autosomes
all of these
Select those that are TRUE of Homologous Chromosome Pairs:
Each pair is made of one maternal and one paternal chromosome
they are the same size and shape
they must have the EXACT same genes (both have blue-eye gene)
Humans have 46 homologous pairs of chromosomes
Chromosomes that have the same sequence of genes and the same structure are ___________.
homologous chromosomes
alleles
phenotypes
genotypes
The sex of a child is determined by
whether the father's sperm contains an X or Y chromosome
whether the mother's egg contains an X or Y chromosome
the age of the parents
none of these are correct
Why are men 16 times more likely to be color-blind than women?
to be color-blind, you must have a Y chromosome
Females must get TWO recessive genes for the trait where as males only need ONE of the recessive genes
color-blindness is caused by testosterone
color-blindness is caused by the same gene as baldness
How many PAIRS of sex chromosomes do humans have?
23
46
1
2
Explore all questions with a free account