Biology, 04.05.2021 21:20, shongmadi77
PLANT USAGE
Plants are used for so many things. In your house alone, you can probably look around you and see where plants have
been used. For this project, you will identify various uses of plants in your home.
Directions
Make a list of objects, products, and any other items around your house where plants were involved in the production of
the item. You should have a list of at least twenty (20) items. Then respond to the following questions:
Note: Your list of objects and the answers following should be at least 200 words in length.
• What if plants no longer existed on Earth? How would your life be different?
Answers: 2
Biology, 21.06.2019 16:30, lucylubugg
Which of these is not a function of some membrane proteins ? a. allowing polar molecules to enter the cell b. recognizing other types of cells c. receiving messeges from other cells b. carrying messages to oher cells
Answers: 2
Biology, 22.06.2019 13:00, mimivenga
Astudy by solloch and et. al., in 2017, gives the map above which shows the frequency of alleles with a ccr5-delta32 mutations over 87 different countries. this mutation deletes the presence of a co-receptor (ccr5) on the outside of human t-cells (lymphocytes). some viruses, such as the one responsible for the black death and human immunodeficiency virus (hiv), require this receptor for attachment to host cells during the infection process. the black death was an epidemic that passed over northern europe during the 14th century killing nearly 60% of europeans. according to this information, which explanation best explains why northern europeans show a greater immunity for hiv than some other parts of the world?
Answers: 1
Biology, 22.06.2019 19:20, mildred3645
Molecules like glucose and amino acids are not lipid soluble, so cannot cross the cell membrane by simple diffusion. instead, they are shuttled across by carrier proteins in the membrane from high to low concentration. does this process require energy from the cell? this is an example of what type of molecular movement?
Answers: 1
PLANT USAGE
Plants are used for so many things. In your house alone, you can probably look around...
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