Lysosomes and mitochondria have important functions in the cell
Lysosomes and mitochondria have important functions in the cell. Research and pick a lysosomal storage disease or a mitochondrial disorder, and summarize what happens.
Entries by Daphne Hanson
Describe the trend in the fitness effect of mutations in Avidians
Describe the trend in the fitness effect of mutations in AvidiansYour answer must refer to the frequency of deleterious (which includes lethal), neutral, and beneficial mutations (max 50 words )
The concept of homeostasis includes the idea that our bodies must maintain conditions that allow for chemical reactions to occur inside our cells
The concept of homeostasis includes the idea that our bodies must maintain conditions that allow for chemical reactions to occur inside our cells. The concept of homeostasis refers to maintaining physiological functions in a relatively stable condition. The concept of homeostasis includes the idea of comparing a stimulus to a set-point. The concept of homeostasis […]
Complete the table below comparing and contrasting the 4 types of macromolecules
Complete the table below comparing and contrasting the 4 types of macromolecules (a.k.a biomolecules, organic compounds, polymers) carbohydrates, lipids, nucleic acids, and proteins. In some of the boxes there are questions. Be sure the information in your table answers the questions, if a question does in fact appear. Macromolecule Elements Monomer Special Features Use (function) […]
Dopamine will play a large role in the pathway of addiction that we will discuss in this course
Dopamine will play a large role in the pathway of addiction that we will discuss in this course. Read through the following blog (https://sitn.hms.harvard.edu/flash/2018/dopamine-smartphones-battle-time/) from Trevor Hanes of Harvard regarding the reward system and social media. After this, read through the following article from U Penn on Social Media and the Pandemic (https://www.pennmedicine.org/news/news-blog/2021/april/instagram-vs-reality-the-pandemics-impact-on-social-media-and-mental-health). In your […]
The heterozygous genotype for sickle-cell anemia has little survival value for North American blacks
The heterozygous genotype for sickle-cell anemia has little survival value for North American blacks because ( 1) the sickle-cell allele is being transmitted to the non-black population. 2) immunization programs have nearly eliminated this disease. 3) malaria is uncommon in North America
Explain why heterozygote advantage can result from the directional or stabilizing selection
Explain why heterozygote advantage can result from the directional or stabilizing selection. Include an example other than sickle cell anemia. Cite your sources
Which of the following explains the difference between elemental and compound molecules?
Which of the following explains the difference between elemental and compound molecules? Select all that apply. Compound molecules are made of one type of element while elemental molecules are made of more than one element. O Compound molecules only have 1 type of atom while elemental molecules have more than 1 type of atom. O […]
Describe and explain the evolution of the digestive system from phylum Porifera, Cnidaria, Nematoda, Annelida to Arthropod.
Describe and explain the evolution of the digestive system from phylum Porifera, Cnidaria, Nematoda, Annelida to Arthropod.
Identify regions on the ventral surface of a sheep brain
Identify regions on the ventral surface of a sheep brain. Point out the full brainstem and temporal lobes and describe functions of the following: Offactory bulb (CN 1) Brainstem Optic nerve (CN II) Medulla: Offactory tract Optic chiasm Pons: Optictract Infundibulum Pituitary gland Hypothalamus: Trigeminal nerve (CN V) Olfactory bulbs: Abducens nerve (CN VI) Optic […]
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