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DOC Sample Test Questions -- Midterm 2

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Which statement is true about natural selection? Choose the correct answer. answer choices . It forms new traits. It acts on variable traits. It forms new genetic material. Adaptations for an environment become more common over time. Some individuals produce more offspring than others due to their environment. Tags:Is it true that every organism has a variety of adaptations that enable it to live in any kind of environment? Yes, it is true. Is it true that Physiological adaptations in organisms are slow to...11. Which of the following statements regarding the early history of life is TRUE: a. According to the Oparin-Haldane model the development of a cellular membrane must have preceded the development of an information-bearing polymeric molecule. b. The basic chemical building blocks for complex biological molecules must have originated in outerspace.Correct answers: 2 question: Which statement is true about all adaptations a. they reduce reproduction b. they are learned c. they enhance survival d. they can be lost .A statement is true. Natural selection always works on inherited traits, or variations that are already present in in view the full answer. Previous question Next question Transcribed Image Text from this Question. 5. Which one of the following statements is true? a. Natural selection works on variation already present in a population.

What is true about adaptations? - Answers

Which of the following statements is true regarding lactose tolerance? A) Lactose intolerance is common in many parts of the world. B) Lactose intolerance is found only among Asian populations. C) Lactose tolerance is a result of acclimatization to dairy products in childhood. D) Lactose tolerance is based on access to westernized medical care.Adaptation is one of two main processes that explain the observed diversity of species. Other process is speciation. All adaptations help organisms survive in their environments. The adaptive traits may be physiological, behavioural or structural.Which statement is ture about all adaptations. True of false adaptations can be physical characteristics but not more complex features such as behavior?Which statement best explains an adaptation has on an organism Which statement best explains an adaptation has on an organism Answers: 2 Get Other questions on the subject: Biology. Biology, 22.06.2019 02:30, AM28. Based on the table from ms. richards, what element from earth's crust did ms. richards gave to sanjay

PDF EVOLUTIONARY BIOLOGY EXAM #1 Fall 2017 3 Part I. True (T

Which of the following statements is true? A) All surviving Roman comedies are adaptations of Greek plays. B) All surviving Roman comedies are based on Roman myths. C) All surviving Roman comedies are concerned with social or political satire. 9. Which statement best describes the medieval convention of "mansion and platea" staging?4 is not true. For example Fish gills are an adaptation that work in water but would not work on land, thus disproving 4.Which statement is true about all adaptations? O A. They can be lost. B. They hurt an organism. They are learn… Get the answers you need, now! 20prattsstudent 20prattsstudent 03/10/2020 Biology Middle School answered Which statement is true about all adaptations? O A. They can be lost.Not all traits are adaptations. Which of the following may also explain the evolution of a particular trait? a. It may be a necessary consequence of physics or chemistry. b. It may have evolved by genetic drift rather than by natural selection. c. It may have evolved because it was correlated with another trait that conferred an adaptive2. Icefish live in very cold waters (-1.8 °C) where temperatures are below blood's freezing point. Which statements are true about icefish adaptations for cold water? (Note: More than one answer is correct.) Icefish lack hemoglobin, which prevents blood from freezing. Icefish lack red blood cells, which prevent blood from freezing.

I would suppose C, adaption

Explanation: adaption is like Three people swimming in the ocean . If two individuals are higher at swimming, then they have a greater chance at survival than the other particular person.

Hence if the 3rd individual died, and the other 2 other folks (theoretically) reproduced their offspring would have a better chance of survival in the ocean.