Question 15 (1 point) Covalent histone modification and DNA methylation are sometimes involved in cell differentiation a

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Question 15 1 Point Covalent Histone Modification And Dna Methylation Are Sometimes Involved In Cell Differentiation A 1 (59.32 KiB) Viewed 16 times

Question 15 1 Point Covalent Histone Modification And Dna Methylation Are Sometimes Involved In Cell Differentiation A 2 (51.18 KiB) Viewed 16 times

Question 15 (1 point) Covalent histone modification and DNA methylation are sometimes involved in cell differentiation and early development True False Question 16 (1 point) Methylation of? decreases gene transcription and is the basis of imprinting. OG followed by C nucleotides OG followed by A nucleotides C followed by G nucleotides followed by T nucleotides
Question 19 (1 point) What gene defines the Sertoli cells which are fated to become the male testes? SRY Hox SOX⁹ sex-1 Question 20 (1 point) ✔Saved A homeotic mutation results in which of the following? Incorrect formation of the body axes O Replacement of segments with parasegments Replacing of one body part with another Apotosis Question 21 (1 point) What is the first stage of embryonic pattern development in Drosophila controlled by maternal effect genes? body axes Olimb position O segmentation patterns metamorphosis spermatogenesis Question 22 (1 point) Saved A Drosophila larva that develops from an oocyte that has no bicoid mRNA will have what developmental defect? only ventral structures no dorsal structures only anterior structures only posterior structures