Zadanie 4c
Explain how comparisons of DNA base sequences provide evidence for evolution.
Molecular evidence of evolutionary relationships
Use DNA, RNA or protein sequence similarity to evaluate evidence for common ancestry.
Tę umiejętność sprawdzają 4 zadania wzorowane na arkuszach IB z lat 2023–2026.
Zadania sprawdzające tę umiejętność: 4 Otwórz w wyszukiwarce z filtrami
Zadanie 22
Consider evidence used to investigate shared ancestry and inherited evolutionary change. I. Comparisons of homologous RNA sequences II. A claim that two independently evolved flight surfaces must share a recent wing-bearing ancestor III. Inherited changes…
Zadanie 22
Researchers compare a homologous protein across several species to investigate ancestry. Which comparison provides the relevant molecular evidence? A. The number of molecules expressed in response to a temporary environmental change B. The amount of the…
Zadanie 14
These constructed results compare corresponding gene sequences from two mammalian species. Greater divergence means more sequence differences. What can be deduced? A. The sampled autosomal sequences are less divergent than the Y-linked sequences B. The two…
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