26. In humans, the allele for dimples (D) is dominant.The allele for not having

Question

26. In humans, the allele for dimples (D) is dominant.The allele for not having dimples (d) is recessive.If a woman (DD) and a man (Dd) have four children, how many of the children will not have dimples?
A) 0 B) 1 C) 2 D) 3 E) 4
27. Which of these statements best explains how genes and proteins are related?
A) Genes are segments of DNA that code for proteins. B) Proteins are segments of DNA that code for genes. C) Genes are segments of proteins that code for DNA. D) Proteins are the building blocks of genes. E) Genes are the building blocks of proteins.
28. Which of the following could not be a sequence of RNA?
A) GCGUUU B) UAUGCG C) ATGCGT D) AUGCGU E) AAACUG
29. Information stored in DNA is transferred from the nucleus to the cytoplasm of eukaryotic cells in the form of ________.
A) lipids B) DNA C) RNA D) proteins E) carbohydrates

Explanation / Answer

26. In humans, the allele for dimples (D) is dominant.The allele for not having dimples (d) is recessive

.If a woman (DD) and a man (Dd) have four children, how many of the children will not have dimples?

A) 0 B) 1 C) 2 D) 3 E) 4

DDx Dd

DD ,Dd-offsprings

27. Which of these statements best explains how genes and proteins are related?
A) Genes are segments of DNA that code for proteins. B) Proteins are segments of DNA that code for genes.

C) Genes are segments of proteins that code for DNA. D) Proteins are the building blocks of genes. E) Genes are the building blocks of proteins.

28. Which of the following could not be a sequence of RNA?
A) GCGUUU B) UAUGCG C) ATGCGT D) AUGCGU E) AAACUG

29. Information stored in DNA is transferred from the nucleus to the cytoplasm of eukaryotic cells in the form of ________.
A) lipids B) DNA C) RNA D) proteins E) carbohydrates

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