a genetic condition characterized by a deficiency or the absence of melanin in the skin, hair, and irises of the eyes

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Match the following

• meiosis

• Different forms of a gene

• allele

• having a single set of unpaired chromosomes

• diploid

• containing two complete sets of chromosomes, one from each parent.

• gamete

• type of cell division that produces haploid gametes (sex cells)

• haploid

• specialized cell involved in sexual reproduction, egg or sperm cell

Tags

NGSS.HS-LS3-2

non-sex chromosomes, in humans there are 22 pairs of these

both alleles of a gene contribute independently to the phenotype is ​ (a)  

• co-dominant trait
• holandric trait
• incomplete dominance
• epistasis

Match the following

• Mendel's Law of Segregation

• Alleles for a trait separate from one another during the formation of gametes

• Mendel's Law of Dominance

• in a heterozygote, one allele will conceal the presence of another allele for the same characteristic

• Mendel's Law of Independent Assortment

• genes found on different chromosomes are sorted into sex cells independently of one another during meiosis

Tags

NGSS.HS-LS3-3

the exchange of genes between homologous chromosomes during meiosis, resulting in a mixture of parental characteristics in offspring

map of the locations of genes on a particular chromosome created by banding patterns on stained chromosomes

• cytological map

• fertilization

• karyotype

• genotype

A ​ (a)   is one whose trait always shows up in the organism when the allele is present. A ​ (b)   is one that is masked when a dominant allele is present.

• dominant allele
• recessive allele

interaction between alleles in which one allele hides the effects of another independently inherited allele is ​ (a)  

• epistasis
• incomplete dominance
• co-dominant trait
• polygenic trait

developing stage of a multicellular organism

Tags

NGSS.HS-LS1-4