Will give brainliest! which of these forms after the production of a zygote? embryo gastrula fetus blastula

Increasing muscular strength improve fitness true or false ? ?

Explain what causes the skin to burn in the sun? explain why people should avoid the sun if taking a photosensitive medication?

Which of the following is true about vigorous intensity movements. playing single tennis or riding a bike on a hilly surface playing soccer riding bike on a flat surface playing double tennis or playing basketball all of the above