Why would elodea have chloroplasts in their leaves

2 answers:

5 0

Elodea leaves have chloroplasts because the leaves need to change sunlight into sugar, if they didn't have chloroplasts, they cant do that through the process of photosynthesis. Hope it helps! Brainlest?

Fittoniya [83]2 years ago

3 0

When the Civil War ended, the big question concerned the state of the freed slaves of the South. Recovery of the southern economy depended on getting the freedmen back into the cotton fields. During the period of Reconstruction the Radical Republicans in Congress tried to convert the freedmen into small free-holding farmers, but the former slaves were simply not ready to manage their own farms. What emerged out of necessity was southern farm tenancy, a system of near slavery without legal sanctions.

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Some autoimmune disorders are thought to be caused by _________, which occurs when an infectious agent is composed of antigens w

EastWind [94]

Answer: adaptive immune response

Explanation:

Autoimmune disorders are caused by different microoorganism and drug which manipulates the immune system in a way that immune system become unable to recognise between self antigen and foreign antigen. In that case immune system treats foreign antigen as self antigen which cause systemic or organ specific damage.

The exact cause of autoimmune disorders is unknown and hence it is thought that it is caused by adaptive immune response which builds against self antigens and causes damage to the cells.

Hence, some autoimmune disorders are thought to be caused by adaptive immune response.

4 0

2 years ago

During which phase of mitosis are the spindle fibres formed around the sister chromatids?

Evgesh-ka [11]

Answer:

Metaphase

Explanation:

In prophase, spindle fibers start emerging from the centrosomes. In metaphase, the spindle fibers attach to the sister chromatids.

3 0

2 years ago

Ion channel proteins are always A) glycoproteins with oligosaccharide attached B) lipoproteins with lipid attached C) soluble pr

beks73 [17]

Answer:

The correct answer is D) integral membrane proteins.

Explanation:

257/5000

Ionic channels consist of oligomeric transmembrane integral proteins (formed by the assembly of several subunits). Said proteins act as gate channels that allow the passage of certain ions eg. calcium, sodium, potassium, etc.

3 0

3 years ago

Where are the mitochondria located? A. In the nucleus B. Outside the cell C. In the cytoplasm

7nadin3 [17]

Answer:

C) In the Cytoplasm.

Explanation:

I got an A in biology lol

8 0

2 years ago

Read 2 more answers

Use the scenario to answer the questions.