Sinteza unei enzime implicate în procesul de transcripţie se realizează pe baza informaţiei unui fragment de ADN bicatenar, alcătuit din 150 nucleotide, dintre care 32 conţin adenină. Stabiliţi următoarele: - numărul nucleotidelor cu guanină conţinute de fragmentul de ADN bicatenar (scrieţi toate etapele necesare rezolvării acestei cerinţe);

- numărul legăturilor duble şi al legăturilor triple din fragmentul macromoleculei de ADN bicatenar

Va rog rapid!

What is the genotype of the male circled in pink? ο χου lo xay xaya done answer was xay

Based on the observation that only male crickets produce a song, you hypothesize that a male's song is a form of communication to potential mates. you set up a simple experiment to test this hypothesis. in the laboratory, you place a male snowy tree cricket in enclosure a, which is adjacent to enclosureb. in enclosure b, you place other insects, one at a time, and observe their responses to the male's song. the enclosures are designed so that the two insects being tested cannot see or smell each other, but sound is transmitted from enclosure a to enclosureb.

Which of the following explains why a tree is often used as a model to represent the principle of common descent