You are presented with the question "What transports millions of humans over water every year?" and the following answer choices: - helicopters - gliders - electricity - engines - airplanes - space ships - Gravity - rivers Now knowing that aairplane is used for moving people across bodies of water and millions of people fly safely in airplanes every year, choose the best answer.
airplanes
(Question)
You are presented with the question "What senses differences when you hurt your skin?" and the following answer choices: - touch receptors - sensory neurons - eyes - Veins and arteries. - matter vibrating - light receptors - smell - an organism's body Now knowing that some touch receptors sense differences in temperature or pain and if the skin is painful, seek medical attention, choose the best answer.
(Answer)
touch receptors
Ques: You are presented with the question "What causes pollination?" and the following answer choices: - Bees - wind - roots - coffee - Oak - sunlight - animal - water Now knowing that plant reproduction requires pollination and most plants are either insect pollinated or wind pollinated, choose the best answer.
Ans: wind
(Q).
You are presented with the question "where do gametophytes come from?" and the following answer choices: - seeds - trees - spores - plants - pollen - ferns - fungi - Flowers Now knowing that sporangia produce spores that develop into tiny, heart-shaped gametophytes and inside each sporangia there are hundreds of spores, choose the best answer.
(A).
spores
Ques:You are presented with the question "what changes sex cells?" and the following answer choices: - copying - growth - clams - mutation - coded genes - transposing - hormones - cancer Now knowing that amutation in the sex cells of a parent can cause a new trait to appear in the parent 's offspring and traits are initiated by mutation and recombination, choose the best answer.

Ans:mutation
You are presented with the question "Protein is made from:" and the following answer choices: - Acids - DNA code - fur and fat - insects - animals - Energy. - Energy - food Now knowing that chromosomes contain genes, which code for proteins and information on DNA is organized into genes, choose the best answer.
DNA code