Explain why photosynthesis and cellular respiration are considered to be paired processes?

The tubes transporting minerals and water upward are called ?

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

Which best describes a gene? a. a sister chromatid b. a chromosome c. a tetrad d. a piece of a chromosome