How can two parents without hitchhiker's thumb have a child who does have hitchhiker's thumb?

What organelle is involved in cellular respiration

What happens in the alimentary canal? A) white blood cells grow B) starch is broken down by enzymes C) carbon dioxide is released by hemoglobin D) actin and myosin are produced

Biodiverity depends on

Where are digestive enzymes made?

What is a benefit of eating meat and beans

True or False: The humidity of a desert is most likely described as arid. TH

Describe the process of desertification

During transcription in eukaryotes, a type of RNA polymerase called RNA polymerase II moves along the template strand of the DNA in the 3'→5' direction.

A plant species live in an area with limited sunlight

Which statement is true of the nucleus of a cell