Answer the following question given this paragraph: Plants in the haploid generation are called gametophytes . They form from haploid spores. They have male and/or female reproductive organs and reproduce sexually. They produce haploid gametes by mitosis. Fertilization of gametes produces diploid zygotes. Zygotes develop into the diploid generation. Q: How do gametophyte plants form haploid gametes? Choices: - during omniosis - during after mitosis - during after omniosis - through mitosis A:
through mitosis
Answer the following question given this paragraph: Selective precipitation can also be used in qualitative analysis. In this method, reagents are added to an unknown chemical mixture in order to induce precipitation. Certain reagents cause specific ions to precipitate out; therefore, the addition of the reagent can be used to determine whether the ion is present in the solution. Q: In qualitative analysis, reagents are added to an unknown chemical mixture in order to induce what? Choices: - motion - sunlight - erosion - precipitation A:
precipitation
Q: Answer the following question given this paragraph: Vascular disorders involve problems with blood flow. For example, a stroke occurs when a blood clot blocks blood flow to part of the brain. Brain cells die quickly if their oxygen supply is cut off. This may cause paralysis and loss of other normal functions, depending on the part of the brain that is damaged. Q: Vascular disorders involve problems with the flow of what? Choices: - mucus - bacteria - saliva - blood A:
A: blood
Question: Answer the following question given this paragraph: Contact metamorphism occurs when a rock is altered by heat from a nearby magma. Q: When a rock is altered by heat from a nearby magma, what occurs? Choices: - sublimation - evaporation - form metamorphism - contact metamorphism A:
Answer: contact metamorphism
*Question*
Answer the following question given this paragraph: Noninfectious diseases are not contagious because they are not caused by pathogens. Instead, they are caused by such factors as lifestyle choices, environmental toxins, or mutations. Q: Why are noninfectious diseases not contagious? Choices: - they are contagious - they are viral - they are inherited - non-pathogen caused A:
**Answer**
non-pathogen caused
Q: Answer the following question given this paragraph: If only one atom of a specific type is present, no subscript is used. Q: If only one atom of a specific type is present what is not used? Choices: - covalent bond - consonant - subset - subscript A:
A: subscript