Two students used two balls to make a scale model of the earth/moon system. the earth model was 24 cm in diameter. when they finished, what were the final dimensions of the model system

How many species of living things are alive on earth today? more than 1,000,000 none of these answers are correct 100-500 1,000 –500,000 o 500,000 -1,000,000

What is the next step in muscle contraction after the actin changes shape? (apex)

In tomato plants, mendel found that the allele for smooth seeds (s) is dominant, while the allele for wrinkled seeds (s) is recessive. which of these punnett squares shows crosses between two plants heterozygous for smooth seeds? i need this to be answered as soon as ! sry the picture is bad quality