The passive forms of transport, diffusion and osmosis, move materials of small molecular weight across membranes. Substances diffuse from areas of high concentration to areas of lower concentration; this process continues until the substance is evenly distributed in a system.
In the early stages of development all animals start as a single cell… They divide again and again until... gradually a body emerges…with a front, a back, a top and a bottom. important embryos were fish.
No they have a negative charge Protons have a positive charge... I remember because P in Positive and P in Proton
Answer:
Las evaporitas son rocas sedimentarias cristalinas estratificadas que se forman a partir de las salmueras generadas ... Normalmente, los depósitos de evaporitas ocurren en cuencas marinas cerradas donde la evaporación excede el flujo de entrada. Los depósitos a menudo muestran una secuencia repetida de minerales, lo que indica condiciones cíclicas con una mineralogía determinada por la solubilidad.
Por favor marque Brainliest.
Answer:
Toxycology
Explanation:
Toxycology includes:
- the study of harmful (adverse) chemicals on living organisms
- diagnosis of harmful chemicals
- treatment of exposure to harmful chemicals such as toxins
Factors that determine the toxicity of a chemical for an organism are dosage, age, environment, species...