ACT Science Review Questions and Answers 2024/2025
ACT Science Review Questions and Answers 2024/2025 Nitrogenous base that occurs in RNA but not in DNA (A) Deoxyribose (B) Ribose (C) Uracil (D) Cytosine (E) Thymine - Correct AnswerThe correct answer is Uracil. Uracil is one of the four nitrogenous bases found in RNA. The other three nitrogenous bases in RNA are also found in DNA, but uracil is not found in DNA. A nitrogenous base that occurs in DNA in equal quantities with guanine (A) Deoxyribose (B) Ribose (C) Uracil (D) Cytosine (E) Thymine - Correct AnswerThe correct answer is cytosine. The only base that is always found in equal quantities with guanine is its complement, cytosine (recall that the nitrogenous bases in DNA pair, A with T and C with G.) The change in plant types inhabiting an area over time, resulting in a climax community (A) Succession (B) Dispersion (C) Fertilization (D) Speciation (E) Mutation - Correct AnswerThe correct answer is succession. Within a given area, the vegetation changes over time, tending towards the climax type of vegetation for that particular area. (Repeated disturbances, of course, interrupt this process, and may in effect
Información del documento
- Subido en
- 26 de septiembre de 2024
- Número de páginas
- 27
- Escrito en
- 2024/2025
- Tipo
- Examen
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- Preguntas y respuestas