Question is incomplete. Complete question is as follows:
The ____ abuts the lumen of the alimentary canal and consists of epithelium, lamina propria, and muscularis mucosae.
Answer:
Mucosa
Explanation:
Mucosa or mucosal membrane forms the lining of many cavities in the body like the alimentary canal and also covers many internal organs. It lines reproductive, digestive and respiratory system. In the gastrointestinal tract the mucosa is made of three layers: epithelium, lamina propria and muscularis mucosae.
The epithelium of mucosa is made of simple columnar epithelium cells. It consists of many types of cells like parietal cells (secrete HCL) and foveolar cells (secrete mucus). Lamina propria is a loose connective tissue present beneath the epithelium. It provides nutrition and support to epithelium. Muscularis mucosae has smooth muscle fibers which helps the glands on the surface to secrete their contents and also increase the contact between contents of lumen and epithelium.
Answer: alternative D.
Explanation: For the DNA to have the double strand structure, it is necessary to copy the sequence of the existing DNA strand in a complementary sequence of nucleotides, forming hydrogen bonds between them. The mRNA also uses this strategy when reading the DNA strand during the transcription, in order for the translation to begin.
When transporting food off site How should information such as use by date and time be communicated to the off site staff is Labels on food.
<h3>What is food?</h3>
- Any substance taken as food serves as an organism's source of sustenance.
- Food is often made from plants, animals, or fungi and contains vital elements including carbs, lipids, proteins, vitamins, and minerals.
- The material is consumed by an organism and absorbed by its cells in order to supply energy, support life, or promote growth.
<h3>What purpose does food serve?</h3>
- Something that has nutrients is a food.
- Nutrients are substances that give the body the energy it needs for activity, growth, and all of its bodily activities, including breathing, digesting food, keeping warm, and they also give the body the building blocks it needs for growth and repair as well as for maintaining a strong immune system.
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Answer:
It has oppistely charged ends
Answer:
As of 2014, it was often reported in popular media and in the scientific literature that there are about 10 times as many microbial cells in the human body as there are human cells; this figure was based on estimates that the human microbiome includes around 100 trillion bacterial cells and that an adult human ...
