Umiejętności z tego działu sprawdza 18 zadań wzorowanych na arkuszach IB z lat 2022–2026. Dział pojawia się w 13 z 57 arkuszy w bazie.
A survey records Betula pendula, Quercus robur, Betula pubescens and Quercus petraea. What can be deduced from these names? A. All four plants belong to one species B. Betula pendula and Betula pubescens share a genus C. Quercus robur and Betula pendula share…
The binomial name of the grey wolf is Canis lupus. Which part names its genus? A. Canis B. lupus C. Mammalia D. The complete two-word name alone
Discuss present and potential uses of whole-genome sequencing.
Domestic pigeons have widely differing plumage and body forms. Define a species using the biological species concept.
A researcher compares karyotypes from several pigeon breeds. Describe how karyotypes could help assess whether the birds belong to one species.
Suggest whether the chromosome counts most likely come from somatic cells or gametes, giving a reason.
State one feature used to arrange chromosomes when preparing a karyogram.
Using the table, discuss whether larger genomes necessarily indicate more complex organisms.
Two wild populations of a sexually reproducing amphibian differ in colour pattern. Which observation most strongly supports classifying them as the same species under the biological species concept? A. They live in neighbouring valleys B. They use the same…
A cytogenetics laboratory prepares a karyogram from a mammalian cell. Describe how the karyogram is constructed.
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