Zadanie 7a
State the genetic term for an individual carrying two different alleles, one dominant and one recessive, at an autosomal locus.
Allele combinations and genotype notation
Distinguish genes from alleles and identify homozygous or heterozygous genotypes.
Tę umiejętność sprawdza 6 zadań wzorowanych na arkuszach IB z lat 2022–2026.
Zadania sprawdzające tę umiejętność: 6 Otwórz w wyszukiwarce z filtrami
Zadanie 12
Two homologous autosomes are compared at a particular locus. What do they normally carry at that position? A. Only alleles inherited from the father B. Necessarily the same new mutation C. Versions of the same gene, which may have different base sequences D.…
Zadanie 13
In a model inherited condition, NN individuals have no symptoms, NM individuals have a mild phenotype and MM individuals have a severe phenotype. Two NM parents already have one NN child and one NM child. What is the probability that their next child will have…
Zadanie 5b
Deduce why crosses 2 and 3 give different offspring ratios.
Zadanie 5c
Cross 4 produces 96 offspring. Predict the two phenotype counts and the proportion spotted.
Zadanie 10
Two inherited versions of the same gene occupy corresponding loci on homologous chromosomes. What distinguishes these alleles? A. Their nucleotide sequences can differ B. Each must occur on a different chromosome number C. One must be RNA and the other DNA D.…