You are presented with the question "What causes stars to produce light?" and the following answer choices: - nucleus - energy - gases - mitosis - fusion - chemicals - fire - boiling Now knowing that nuclear reactions in stars causes stars to produce light and like the Sun, stars generate light and heat through nuclear fusion, choose the best answer.
fusion
(Question)
You are presented with the question "Ingredients can irritate what?" and the following answer choices: - ears - body - people - eyes - nerves - hair - speech - skin Now knowing that vinegar can cause harm to the eyes and ingredients: Habanero Peppers, Vinegar, Salt, Cider Vinegar, choose the best answer.
(Answer)
eyes
Ques: You are presented with the question "What do all vertebrates have?" and the following answer choices: - fur and fat - sensory neurons - Veins and arteries. - four limbs - jaws and scales - a slimy coat - jaw and a backbone - feathers Now knowing that vertebrates are all chordates that have a backbone and all chordates have jaws, choose the best answer.
Ans: jaw and a backbone
(Q).
You are presented with the question "What is an adaptation?" and the following answer choices: - diet - gametes - the Sun - sleep - rest - toads - gills - alleles Now knowing that specialization occurs when competing species evolve different adaptations and for each species, mammal or bird, there are very specialized diets, choose the best answer.
(A).
diet
Ques:You are presented with the question "what cause production of mutations in DNA of areas such as lungs" and the following answer choices: - Damages them - the environment - carcinogens - cigarettes - rays or beams - smoking tobacco - smoking - Pollution Now knowing that most carcinogens cause cancer by producing mutations in DNA and lung cancer is the deadliest of all cancers, choose the best answer.

Ans:carcinogens
You are presented with the question "Burning coal worsens" and the following answer choices: - global warming - torn tendons - gender inequality - energy usage - Dehydration - Abnormal cell growth - The atmosphere - sound reproduction Now knowing that coal is used to produce electricity by burning in coal-fire power stations and coal-fired power plants also contribute heavily to global warming, choose the best answer.
global warming