If a piece of metal at 70 degrees touches a piece of metal at 40 degrees, . A. Energy will flow from the hotter metal to the cooler metal
B. It’s impossible to tell
C. Nothing will happen
D. Cold will flow from the cooler metal to the hotter metal

the backbone of the dna and rna compound is sugar phosphate.

ans.

gregor john mendel is known for study of inheritance in pea plants. he used garden pea plant for his study, having alternative traits for various characters. he performed cross-breeding in pea plants to check how characters are transmitted between parents to offspring, such as cross between pure tall and pure dwarf plant. mendel studied the inheritance patterns in pea plants for various generations.

thus, the correct answer includes options and f).