<span>Tight junctions, at the site of a tight junction, cells are held tightly against each other by many individual groups of tight junction proteins called claudins, each of which interacts with a partner group on the opposite cell membrane. For example, the tight junctions between the epithelial cells lining your bladder prevent urine from leaking out into the extracellular space.</span>
Answer:
because of how much water is in the ocean
Explanation:
there is so much water in the ocean, and 100 degres isnt quite boiling point. and the ocean is so big that even if there was one part of the world where it got hot enough boil and possably evaporate, the colder parts of the world still wouldnt.
Answer: Unicellular and microscopic features set the protista apart from the rest of the kingdom.
Explanation:
Protista are eukaryotic organisms that are neither plants, animals or fungi. They do not have a natural group with whom they share common ancestor. They have a unique features that set them apart from the rest of the kingdom which are unicellular and microscopic. Examples are amoeba, blue green algae, diatoms, green algae, ciliates and many more.
Answer: The correct option is <span>a long carbon and hydrogen chain and a carboxyl group.
Reason: Fatty acid is basically consists of two main parts:
a hydrocarbon tail connected with carboxylic group as shown in the figure.</span>
Answer:
2/3 of the students in a class are girls. if there are 20 boys in the class. then the totoal number of girls isthe length of abhishek's notebook is 17cm and 8 mm. What will be its length in cma fraction has no2/3 of the students in a class are girls. if there are 20 boys in the class. then the totoal number of girls isthe length of abhishek's notebook is 17cm and 8 mm. What will be its length in cm