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Genetics
This section covers topics of genetics such as variation, pedigrees, Mendelian genetics and mutations.
78,458 Questions
In a cell most of the chemical reactions take place in the?
Most chemical reactions in a cell take place in the cytoplasm. This is where various metabolic processes occur, such as glycolysis, protein synthesis, and many other biochemical reactions. The cytoplasm contains enzymes and nutrients that facilitate these reactions.
Are the cells of a whale larger than the cells of an ant?
No, the cells of a whale are not larger than the cells of an ant. While the overall size of a whale is significantly larger than an ant, the size of individual cells within different species generally does not scale in direct proportion to the overall size of the organism. Cells have a relatively consistent size range across species, with variations based on their specific functions and structures.
What household item can be used to represent a cell membrane?
Oh, dude, you're talking about science stuff now? Okay, okay. So, like, a plastic sandwich bag could totally work as a cell membrane. It's like a thin barrier that lets some stuff in and out, just like a cell membrane does. But, like, don't actually use it for your sandwich after, that's just gross.
What particles might be found in shells around a nucleus?
The particles found in the area surrounding the nucleus are called electrons. Electrons are attracted to the protons in the nucleus, but are repelled from other electrons. This is why they can be found orbiting the nucleus.
No. The trait that causes sickle cell anemia is a recessive trait, which means that if both parents have the trait, there is a 1/4 chance their child will have it. The child can be a carrier however and not display symptoms, but there is no way for a child to get sickle cell from parents that don't have the gene.
Do you have the same amount of cartilage in your body all your life?
- Cartilage cushions joints and helps them move smoothly and easily. A lifetime of walking, exercising, and moving takes a toll on your cartilage. ... 27 million American adults over the age of 25have osteoarthritis. ... The degeneration of cartilage can cause chronic inflammation in the joint. ... The Aging Body.
Why are they called box splits?
Well, honey, they're called box splits because when you do them, your legs are spread out in a way that creates a box shape. Simple as that. Now go ahead and give those splits a try, just don't blame me if you end up feeling like a pretzel afterwards!
What is blue eyed cass real name?
Blue-eyed Cass's real name is Cassius Marcellus Clay Jr. He changed his name to Muhammad Ali after converting to Islam in 1964. Muhammad Ali was a legendary professional boxer and one of the most significant and celebrated sports figures of the 20th century.
To determine a town that is midway between two locations, you would need to calculate the halfway point based on the distance between the two places. Tools such as Google Maps or a distance calculator can help find the exact town that is equidistant.
What are the similarities between root hair cell and red blood cell?
the main similarity is : They both don't have chloroplast
Why do animal cells have small vacuoles whole plant cells have large vacuoles?
Plant cells have a large vacuole due to the amount of water the cell must hold to maintain its shape. The water in the vacuole creates something called turgor pressure. When the vacuole has lots of water, the turgor is high and pushes against the cell wall so the cell is rigid. When vacuole has little water, the turgor is low so the cell is flaccid.
Animal cells don't have to worry so much since our cells are already in an aqueous environment and get water in lots of other ways.
What are small sections of a DNA molecule that determine genetic traits called?
Bases. There are 4 different bases (in DNA not RNA)
They are Thymine, Adenine, Guanine and Cytosine. Thymine joins to Adenine and Guanine joins to Cytosine (connect by hydrogen bonds).
Different base sequences = triplet codes and different triplet codes change tertiary structure of proteins and alleles change.
What is the most abundant molecule found in living organisms?
Water is the most abundant molecule found in living organisms. It is essential for life processes such as hydration, temperature regulation, and biochemical reactions.
Genes from one organism are transferred into the DNA of another organism?
An organism that is produced through genetic engineering is considered to be a genetically modified organism (GMO).
Insulin-producing bacteria were commercialized in 1982 and genetically modified food has been sold since 1994. Genetic engineering is also called genetic modification.
While there is a worry among the public that eating genetically modified food may be harmful but scientific agreement is that these crops are no greater risk to human health than conventional food.
" The transgenic products under testing seem to be safe in terms of allergenic potential. We propose
post market testing as an important screening strategy for putative allergic sensitization to proteins
introduced in transgenic plants."
Journal of Allergy and Clinical Immunology
Volume 116, Issue 2, Pages 403-410, August 2005
The majority of the cells in your specimen were in which stage of the cell cycle?
A cell spends most of its time in what is called interphase, and during this time it grows, replicates its chromosomes, and prepares for cell division. The cell then leaves interphase, undergoes mitosis, and completes its division.
Creative Biogene
The movement of a substance from an area of high concentration to an area of low concentration is known as diffusion. This process occurs due to the random motion of particles, leading to a net movement of particles down their concentration gradient. Diffusion is driven by the principle of entropy, seeking to achieve a state of equilibrium where the concentration of the substance is uniform throughout the system.
What do you call a person who study DNA?
Forensic scientists use DNA as evidence in crime investigations rather than actually study it itself. They do not study DNA, they manipulate it and use biological methods to obtain qualitative results.
Those that study it are molecular biologists.
There are a plethora of terms, some as follows:
biologist
*microbiologist (probably the one you are looking for)
chemist
molecular biologist- 2nd guess
Is death a characteristic of living things?
Death is not a characteristic of living things; rather, it is the cessation of life processes in an organism. Living things exhibit characteristics such as growth, reproduction, metabolism, response to stimuli, and organization. Death occurs when these life processes stop functioning, leading to the end of an organism's life cycle.
In which part of the body are ciliated cells found?
Ciliated cells are primarily found in the respiratory tract, including the trachea and bronchi, where they help to move mucus and debris out of the airways. They are also present in the fallopian tubes, where they aid in the movement of eggs towards the uterus. Ciliated cells have hair-like structures called cilia on their surface, which beat in a coordinated manner to create movement.
Why can Rh negatives donate to Rh positives and Rh negatives but no receive from Rh negatives?
You got that wrong mate, Rh neg can infact receive from Rh neg.
Rh neg has got antibodies against Rh D. Since the erytrocytes of the donor hasnt got the rhesus D on its cells, there is no problem.
If the Rh negative gets blood from a Rh positive however, the antibodies react with the D antigen on the cells from the donor and a dangerous reaction occurs.
Which mutation in a fruit fly could be passed on to its offspring?
A mutation in the fruit fly's germline cells, such as sperm or egg cells, can be passed on to its offspring. These mutations occur in the DNA sequence of the germline cells and can be inherited by the next generation. Somatic mutations, which occur in the non-reproductive cells of the fruit fly, are not passed on to offspring.
