What to describe there's no picture
This n that description
they are pronouns,n they are a part of grammer
Answer:
Chloroplasts.
Light-dependent reactions occur in the thylakoid membranes. The light-independent reactions occur in the stroma of the chloroplasts.
Hope that helps
Answer:
CD4 on the surface of helper T-cells.
Explanation:
MHC class II ( major histocompatibility complex) molecules are processed from the exogenous source. The presentation of antigen on cells are important for the adaptive immune response.
MHC class II interact with CD 4 present on the surface of T helper cells. This interaction is important for the generation of an immune response. Helper T cells can release cytokines and can perform phagocytosis.
Thus, the correct answer is option (C).
~Hello there!
Your question: What substance is considered a building block for all living things?
Your answer: Carbon is the substance that is considered s building block for all living things.
Any questions ^?
Happy Studying!
How much carbon dioxide would a car release in one day?
