In general, stem cells have 3 main properties:
1) They are capable of dividing and renewing for long periods of time.
2) They are unspecialized cells.
3) They can give rise to specialized cells.
Organisms that reproduce sexually produce sex cells, or gametes, that carry a single set of chromosomes, the haploid number for the species. In contrast, body, or somatic, cells are the regular cells that form the organism’s tissues and organs. Somatic cells of sexual organisms have the diploid number of chromosomes, one set from each parent. Both cell types undergo mitosis, but only the primary reproductive cells, or gametocytes, also undergo meiosis.
Answer:
A tendon
Explanation:
Tendon is a fibrous connective tissue which attaches muscle to bone. Tendons may also attach muscles to structures such as the eyeball. A tendon serves to attach the bone to muscle
Answer:
1. and 4.
Explanation:
For #1: Outside of a lab, different people's bodies may respond differently to the drug due to a one or many factors such as those listed in the response.
For #4: Pathogen mutations as well as bacterial growth and spread may render the drug incapable of curing the pathogen due to there simply being more bacteria in one person than the drug can handle.
