Question: Q: What is the skin of most reptiles covered with? Read this paragraph and choose the correct option from the provided answers: Reptiles have several adaptations for living on dry land that amphibians lack. For example, as shown in Figure below , the skin of most reptiles is covered with scales. The scales are made of very tough keratin, and they protect reptiles from injury, and also prevent them from losing water. Choices: - pores - cuticle - hairs - scales A:
Answer: scales

Question: Q: Types of compounds include covalent and which other compounds? Read this paragraph and choose the correct option from the provided answers: Types of compounds include covalent and ionic compounds. They differ in the nature of the bonds that hold their atoms or ions together. Choices: - reactant - soluble - solvent - ionic A:
Answer: ionic

Question: Q: The chromosomes that have a mixture of maternal and paternal sequence are called what? Read this paragraph and choose the correct option from the provided answers: Figure 7.3 In this illustration of the effects of crossing over, the blue chromosome came from the individual's father and the red chromosome came from the individual's mother. Crossover occurs between non-sister chromatids of homologous chromosomes. The result is an exchange of genetic material between homologous chromosomes. The chromosomes that have a mixture of maternal and paternal sequence are called recombinant and the chromosomes that are completely paternal or maternal are called non-recombinant. Choices: - antibodies - gene - DNA - recombinant A:
Answer:
recombinant