Answer:
squamous epithelium consists of a single layer of flat cells. It is found in lungs,heart and blood vessels.It allows the movement of materials across it.
stratified epithelium has many layer of flat cells.It is present in lining of oesophagus and mouth and also over the skin
Answer:
this is something you have to do on your own it's a project 7 slides or more if you want about the topic of interest
Answer:
para la mayoría de los seres vivos son 20
Explanation: alanina, arginina, asparagina, aspartato, cisteína, fenilalanina, glicina, glutamato, glutamina, histidina, isoleucina, leucina, lisina, metionina, prolina, serina, tirosina, treonina, triptófano y valina.
Sin embargo, hay excepciones: en algunos seres vivos el código genético tiene pequeñas modificaciones y puede codificar otros aminoácidos
Answer:
B. a nucleus
Explanation:
cell walls and chloroplast are both found in plant cells, not in animal cells
