Pleaaase !
1.which layer of the atmosphere absorbs significant amounts of ultraviolet light?

thermosphere

troposphere

lithosphere

stratosphere

2.which layer of the atmosphere does the space shuttle travel in?

mesosphere

stratosphere

thermosphere

troposphere

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