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In mammals, what layer protects the egg?

asked Dec 31, 2024 in Science by Lavada58Y310 (470 points)

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In mammals, the cells on the exterior form the trophectoderm, which goes on to form what?

asked Dec 31, 2024 in Science by CandiceHarma (450 points)

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In mammals, sound waves are collected by the external, cartilaginous part of the ear called the pinna, then travel through the auditory canal and cause vibration of the thin diaphragm called the tympanum or this?

asked Dec 31, 2024 in Science by JuliStreeton (110 points)

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In mammals, hair or fur help conserve bodily what?

asked Dec 31, 2024 in Science by JenniferInwo (210 points)

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In mammals, four specialized types of what serve to cut, tear, and grind food?

asked Dec 31, 2024 in Science by ClarkMsa2402 (350 points)

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In mammals what does the zona pellucida protect?

asked Dec 31, 2024 in Science by SofiaShuler7 (350 points)

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In machines that increase force, such as ramps and doorknobs and nutcrackers, what is the relation between output and input force?

asked Dec 31, 2024 in Science by XTFAnderson (290 points)

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In iceland, the mid-atlantic ridge is above sea what?

asked Dec 31, 2024 in Science by Teresita82Q2 (350 points)

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In hypothesis-based science, specific results are predicted from a general premise, which is called what type of reasoning that proceeds from general to particular?

asked Dec 31, 2024 in Science by JoanneDealba (430 points)

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In humans, there are five primary tastes, and each taste has only one corresponding type of what?

asked Dec 31, 2024 in Science by Shirley96X3 (430 points)

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In humans, the sperm cell is the only cell with what structure that enables motility?

asked Dec 31, 2024 in Science by LinneaZox85 (550 points)

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In humans, the anus is attached to what kind of intestine?

asked Dec 31, 2024 in Science by LawannaBlood (430 points)

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In humans, pharyngeal slits later develop into what?

asked Dec 31, 2024 in Science by MarleneEllis (450 points)

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In humans, each set of chromosomes contains 22 of these and 1 sex chromosome?

asked Dec 31, 2024 in Science by CrystleHumph (210 points)

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In humans, a zygote has how many chromosomes?

asked Dec 31, 2024 in Science by LacyTristan (370 points)

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In humans and other multicellular organisms, different types of what basic structures are specialized for specific jobs?

asked Dec 31, 2024 in Science by Brian0571409 (390 points)

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In human beings, when a female becomes pregnant, what is fertilized and then embedded in the uterus?

asked Dec 31, 2024 in Science by MaggieSpradl (370 points)

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In how many ways ca a living organism obtain chemical energy

asked Dec 31, 2024 in Science by ForestR76492 (370 points)

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In how many states does water exist on earth?

asked Dec 31, 2024 in Science by FilomenaPell (430 points)

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In how many basic was can substances cross the plasma membrane?

asked Dec 31, 2024 in Science by Miquel462062 (410 points)

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