Teratogens are agents or factors that causes malformation of an embryo they include alcohol,cigar smoke, drugs, maternal stress and paternal age. At the embryonic period the unborn baby is at a very high risk of developing structural defects ddue to the effects of teratogens. Teratogens may lead to abnormal development in muscles, tendons and bones.
President Franklin D. Roosevelt passed numerous acts in the 1930's. Some were the Emergency Banking Act, Social Security Act, and the Soil Conservation Act. All of these acts that were passed by the legislature increased the role of the national government in the economy. The correct answer will be D.
Predator/prey web relationship is found in all ecosystem. A rise in the snowy owl population would have what effect on the snow goose in that The snow goose population would rise due to lemming, and subsequently fox, populations declining.
- Food webs often has predator/prey relationships. They show the direct relationships in ecosystems such as the predator-prey relationships.
- Predators includes big cats such as cheetahs and lions. They often hunt prey in temperate grasslands.
In North America, predators such as wolves, coyotes and foxes mostly hunt for mice, rabbits and deer.
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Answer:
It should be 2- Bonds
Explanation:
Energy, potential energy, is stored in the covalent bonds holding atoms together in the form of molecules.
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