Why is the water in the pond at the same level in the spring and in the fall

Which of the following types of stars are dim but can have high surface temperatures? giants main sequence stars supergiants dwarfs

Color blindedness is a sex-linked trait. if we could see the pedigree chart for several more generations of the family illustrated here, we would expect a) more males to be color blind. eliminate b) more females to be color blind. c) no females to ever be color blind. d) an equal number of males and females that are color blind.

What are ways that ordinary people can to keep antibiotic resistance from getting worse?