Chemotherapy is a type of cancer treatment. It can result in hair loss due to damage to hair follicles - these are the cells that make hair. Suggest how this treatment works and why it often causes hair loss.

Which muscle is responsible for inhalation ?

The first amino acid of a new polypeptide chain is

Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.