An electron microscope is used for seeing very small objects by making them appear bigger, and each cell is too small to see with the naked eye. Given these facts, what can make cells appear bigger among the following options: - prolactin release - kaleidoscope - electron microscope - deoxyribonucleic acid - radars - deuterostomes - Electrical energy - stethoscope
electron microscope

(Question)
Active immunity results when an immune response to a pathogen produces memory cells, and vaccination is Active Acquired Immunity. Given these facts, vaccination produces among the following options: - memory cells - pathogens - adrenaline - autism - warmth - Energy - rapid expansion - positive
(Answer)
memory cells

Ques: An animal requires nutrients to grow and heal, and humans are a new type of animal. Given these facts, what requires nutrients to grow and heal among the following options: - humans - Lobsters - molecules - pigeons - insects - weather - Oak - Mammal
Ans: humans

(Q).
Gravity causes objects that have mass to be pulled down on a planet, and and roller coasters work with gravity. Given these facts, roller coaster work the same as any object having mass being pulled how on a planet among the following options: - body - trains - left - intermittently - down - feet - Lift - sideways
(A).
down

Ques:Freezing means changing from a liquid into a solid by reducing heat energy, and when ice freezes, it releases heat energy into the environment. Given these facts, what does ice lose when it is made among the following options: - water vapor - nutrients - ocean water - Heat energy - body water - kinetic energy - cold energy - electric energy

Ans:Heat energy

Asandbar is formed by water moving sediment downstream, and shoreline currents carrying sediments build sandbars and spits across bay mouths. Given these facts, what moves sediment downstream among the following options: - streams. - High winds - streams - rivers - Fish - Tourists - Currents - flooding
Currents