Explain advantages of having internal gills, Biology

Assignment Help:

1. Explain the challenges and advantages of having internal gills over external gills for gas exchange?

2. Explain how increased stress levels can affect hormones which ultimately inhibit the immune system? Include all relevant glands and hormones in your discussion.

3. Describe, with the aid of your own diagrams, the process of how a human sperm is produced from a single 2N cell. Indicate the chromosomal content at all stages.

4. Describe how the three layers of the embryo are formed from a single layer of cells in the blastula.

5. Describe, in as much detail as possible, the path that a single blood cell will make when travelling from an artery in the stomach back tothat same artery by the shortest route possible. Include information about what is happening to that blood cell at the different locations (i.e., losing oxygen etc.). Use only information from the text.

6. Explain how a molecule of starch that you eat enters the blood stream.

7. In your own words, explain how vaccination works to protect someone against mumps?

 

 


Related Discussions:- Explain advantages of having internal gills

Conservation, What term is used to describe the range of organisms in a hab...

What term is used to describe the range of organisms in a habitat

Protein x has an absorptivity of 0.4 ml, Protein X has an absorptivity of 0...

Protein X has an absorptivity of 0.4 mL . mg -1 . cm-1 at 280nm. What is the ab sorbance at 280 nm of a 2.0 mg. mL-1 solutionof protein X ? (Assume the light path is 1 cm).

What is the name of the larva of corals and sea anemones, What is the name ...

What is the name of the larva of corals and sea anemones? What is the biological significance of that larval stage? Sexual reproduction in corals and sea anemones has a larval

Epidemiological association between hemophilia and HIV, What is the epidemi...

What is the epidemiological association between hemophilia and HIV infection? As hemophilic patients need frequent transfusions of clotting factors (VIII or IX) they are more s

Mitosis, What are the steps of mitosis in order?

What are the steps of mitosis in order?

Membrane with the intention of delimits the nucleus, Q What is the name of ...

Q What is the name of the membrane with the intention of delimits the nucleus? To which component of the cell structure is that membrane contiguous? The nuclear membrane is als

Recombinent DNA, any interesting information about recombinent DNA

any interesting information about recombinent DNA

What is the life cycle of plasmodium vivax, Q. What is the life cycle of Pl...

Q. What is the life cycle of Plasmodium vivax? The vector mosquito bites a infected person and ingests female and male gametocytes of the parasite. Within the insect gut the ga

Euglena, Take the prepared slide of Euglena and focus it first under low po...

Take the prepared slide of Euglena and focus it first under low power and next under the high power of tlie microscope. Observe tlie following characteristics: i) Euglena is an

Sporophytic incompatibility, Sporophytic Incompatibility The recogniti...

Sporophytic Incompatibility The recognition and rejection reactions in a SSI system occur on the stigma surface, placing barriers for pollen germination or penetration of poll

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd