Question 20 Which of the following statements is (are) true? Statement 1: Rhombo

Question

Question 20 Which of the following statements is (are) true? Statement 1: Rhomboid and fgf8: Cells that express these genes will become mesectoderm. Statement 2:The mutagenesis screens for genes affecting early Drosophila development led to the classes of gene that control development not just in Drosophila but in all animals. Statement 3: Cytoplasmic determinants controlling anteroposterior pattern are laid down i n the oo hey are: bicoid mRNA in the posterior, nanos and oskar mRNA in the anterior, and activation of Tor Statement 4: Drosophila embryos initially develop as a syncytium, meaning that during the first 3 ho can diffuse from one nucleus to another to control gene expression. O Statments 1-4 are true O Statments 1-4 are false Statements 1, 2, 4 are true Statements 1. 2, 3, are true Statements 2, 3, 4 are true

Explanation / Answer

Statement 1, 2, 4 are true. Except Statement 3 which is false other statemint galat hau

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