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the diagram above represents the chromosomes of a person with a genetic disorder caused by nondisjunction in which the
10 answers
asked by
A_Nerd
1,976 views
In Drosophila, sepia colored eyes are due to a recessive allele s and wild type (red eye color) to its dominant allele s+.
5 answers
asked by
Amber
2,624 views
Define disturbance in an ecosystem. What is the difference between light, modest, and extreme disturbances?
4 answers
asked by
M
345 views
A biologist was experimenting with a corn plant that had previously incorporated radioactive carbon into starch stored in its
5 answers
asked by
Trishia
2,850 views
Bryozoans are coral like sea nimals These organisms first appeared in the fossil record about 140 million years ago and remained
5 answers
asked by
Anonymous
1,960 views
explain why analogous structures occur in nature
5 answers
asked by
Anonymous
2,040 views
How is information for a specific protein carried on the DNA molecule?
A. As a sequence of nucleotides B. In the double helix
6 answers
asked by
Anonymous
7,166 views
DDT was developed as a synthetic insecticide. In 1972, DDT was banned for use in the United States due to its damaging
5 answers
asked by
L
288 views
Hey! I am doing a biology lab in which we take liver and sand and place it in a test tube, to see it if it will react with
4 answers
asked by
Grade 12 Biology
1,776 views
Salt is notoriously dangerous to land snails; however, some populations of aquatic, freshwater snail have brackish (or a mix of
4 answers
asked by
d
285 views
The classification of organisms is called
2 answers
asked by
L
250 views
A chinook salmon fish in alaska can produce between 2000 to 17000 eggs in a single spawning. Which principle of natural
4 answers
asked by
Anonymous
1,887 views
Which type of enzyme would be least suitable in making recombinant dna
4 answers
asked by
Stoof
552 views
What would be the advantage of using a molecular model that shows the compounds involved during cellular respiration to compare
3 answers
asked by
K
437 views
What is the difference between a detritivore and a decomposer? (1 point)
While detritivores feed on dead organic matter,
4 answers
asked by
K
506 views
In spite of factors that tend to restrict cell size, some plant cells are very large. For example, some marine algae have cells
4 answers
asked by
bubba
1,129 views
In spite of factors that tend to restrict cell size, some plant cells are very large. For example, some marine algae have cells
4 answers
asked by
bubba
914 views
Hi there, could you please help me with the following questions:
1.) How does the Hardy-Weinberg provide a baseline for
3 answers
asked by
Ira
708 views
If two different people use the same dichotomous key to identify the same organism, should they have different results? Explain
5 answers
asked by
Yazzy
2,457 views
A locomotive train is on its way from Chicago, IL to Madison, WI. The trip is said to last 3.15 hours. When the train arrives in
4 answers
asked by
Lilo
3,189 views
Which of the following best describes the influence of latitude on climate?
A. Temperate regions receive more solar energy and
4 answers
asked by
Anonymous
1,949 views
Photosynthesis occurs in a plant cells
1 answer
asked by
B
183 views
Why are spindle fibers important during mitosis?
They help separate the chromosomes. They break down the nuclear membrane. They
1 answer
asked anonymously
206 views
Imagine you are a forensic investigator giving a presentation to a school assembly. A student asks you, “If people have such a
4 answers
asked by
d
208 views
In 1-2 sentences, explain why mutations can be beneficial to an organism
2 answers
asked by
d
115 views
What happens to the energy released during cellular respiration?
19 answers
asked by
K
218 views
A fellow student is studying the differences between photosynthesis and cellular respiration. The student asks you to explain
2 answers
asked by
K
224 views
The chemical equation for photosynthesis:
6C02 + 6H20 - C6H1206 + 602 suggests that blowing on a glass of water placed in a
1 answer
asked by
K
156 views
Heterotrophs are organisms that consume other organisms in order to gain energy. Compare two different categories of
1 answer
asked by
Ohh
134 views
How did Carl Linneaus’s original classification system differ from today?
O He was a botanist, so he only classified plants. O
1 answer
asked by
L
105 views
What is the broadest category of classification in taxonomy?
1 answer
asked by
L
195 views
A humpback whale is classified as a mammal while a basking shark is a fish. Which taxonomy classification are the same for a
1 answer
asked by
L
217 views
Severe weather events can create ecological disturbances, which can impact biodiversity. Think about a severe weather situation
1 answer
asked by
M
139 views
You are a mad scientist tasked with the evil job of designing a novel species.
This species will be introduced to an ecosystem
3 answers
asked by
M
209 views
In three to five sentences, construct an argument that shows why lichens are necessary to establish a new ecosystem after an
3 answers
asked by
M
312 views
Is the excretory system only the part with urine or with feces too?
1 answer
asked by
Anonymous
387 views
One way to determine the concentration of protein in a solution is to perform a "protein assay". There are several assay kits on
3 answers
asked by
Josh
1,351 views
Insulin, antibodies, enzymes and progesterone are four of many molecules found in and around cells. Of these four__________
1 answer
asked by
Josh
528 views
A double phosphorylated, triose intermediate in the glycolytic pathway is ___________ .
a) 2PG b) F1,6BP c) 1,3BPG d) 3PG I
1 answer
asked by
Sara Shamaev
535 views
1 How does the regulation of cortisol in the human body along with its major physiological effects the body.
http://en.wikipedia.
1 answer
asked by
tammy Levy
478 views
The binding of alanine to tRNAala is mediated by the enzyme......
a. aminoacyle-tRAN SYNTHSE b. amino-tRAN SYNTHSE c.
1 answer
asked by
Ron
444 views
The _______ - subunit of most heterotrimeric G-proteins binds the guanine nucleotides and acts as a _________.
a. beta, ATPase b.
1 answer
asked by
Ron
530 views
1.cAMP MOLECULES BIND TO THE ________ subunit of_______
a. catalytic, PKC B. regulatory, PKA C. Regulatory, PKC d. Catalytic, PKA
1 answer
asked by
Ron
374 views
Are there any incorrect below, also help with the questions which I could not answer would be very appreciated.
Thanks. 43.
1 answer
asked by
ML
289 views
What are some human activities which might cause oxygen levels in the atmosphere to drop dramatically?
Read this:
1 answer
asked by
help
624 views
Which of the following early embryos would be easiest to distinguish from othe others?
a) Bird B)Honey Bee C)Human D)Snake E)Rat
3 answers
asked by
John
551 views
What is the relationship between the size of mammals and their surface area:volume ratio?
please could someone help me!!
3 answers
asked by
sam
511 views
of the following, the best conclusion concerning the difference between the S phases for beta and gamma is that:
a. gamma
3 answers
asked by
Awalmeer
1,657 views
Does Aspirin do something to the reaction of amylase with starch ?
1 answer
asked by
<Y
393 views
16. Name some biological processes that are affected by temperature.
Cellular Respiration Homeostasis Enzyme Activity Heart Rate
4 answers
asked by
Anonymous
1,595 views
What happens to the oxygen atoms from glucose?
1 answer
asked by
Anonymous
322 views
Describe what can happen to the three-carbon molecules made in the Calvin cycle.
2 answers
asked by
Andrea
466 views
why does pH of the matrix increase when electrons flow along the electron transport chains of mitochondria?
2 answers
asked by
Jin
580 views
Why do we study pollen tube growth in a lab on hormones?
1 answer
asked by
natash
367 views
I was doing some work on the Fluid Mosaic Model.
I need to list the parts and functions. I have the following parts; glycolipid,
4 answers
asked by
Brad
401 views
1. What are the qualities of H bonds? give some examples of H bonds.
2.examples of saturated and unsaturated fats
1 answer
asked by
natash
471 views
How can temperature influence antibody-antigen response?
1 answer
asked by
Mandy
380 views
What are the similarities and differences between fatty acids and polysaccharides?
2 answers
asked by
Lena
543 views
describe the general body form of a fungus when growing and at time of sexual reproduction...
1 answer
asked by
Tiff
371 views
Do T-even bacteriophages have envelopes?
I believe they do not, which means they do not go through the "uncoating" process. Is
1 answer
asked by
Meche
349 views
What digestive enzymes does the pancreas produce (pertaining to the digestive system only)?
The only one I know is Pancreatic
2 answers
asked by
Lena
579 views
Please Check my work and help me to answer the questions i could not get.
Measure the cube that you are given. Complete the chart
1 answer
asked by
Anonymous
650 views
Please Check my work and help me to answer the questions i could not get.
Measure the cube that you are given. Complete the chart
1 answer
asked by
Anonymous
1,249 views
Why are flowers so slow to change? What features of the plant, besides flowers, might change more quickly?
1 answer
asked by
Anonymous
348 views
Why do most cells of an adult multicellular organism not divide? Why might they be stimulated to divide? How do these ideas
3 answers
asked by
Anonymous
460 views
Is it realistic to assume that overall fitness of an organism is related to the frequencies of a single set of alleles?
1 answer
asked by
Anonymous
384 views
How does Tetanus disrupt the homeostasis?
i think it has something with the amount of calcium in our body but i am not quite
1 answer
asked by
jess
314 views
Why is HIV so successful in infecting human?
1 answer
asked by
jess
256 views
I have a question about genetic drift...wat is it actually...the book said that it random change in allele frequency but how
1 answer
asked by
Jenny
432 views
Which term does not describe one of the three categories into which land plants are classified?
Seedless vascular plants.
3 answers
asked by
Max
637 views
If limb lead III has tiny waves (i.e. nearly a flat line), while leads I and II have large waves, this is because:
a.the subject
2 answers
asked by
Alex
919 views
If your MP100 (random name for the ECG device) is recording at 10 sps (samples per second) and your input analog signal is at
3 answers
asked by
Alex
449 views
Is this right?
Label the 5' end and 3' ends of this DNA fragment: GCCATTTACCC CGGTAAATGGG 5' GCCATTTACCC 3' 3' CGGTAAATGGG 5'
1 answer
asked by
Alex
307 views
What is an amphiphatic polypeptide?
1 answer
asked by
Alex
327 views
why is energy absorbed twice in the light reactions in photosynthesis
1 answer
asked by
Lena
310 views
Is going from fructose 6-phosphate to fructose 1,6-bisphosphate, phosphorolation?
1 answer
asked by
Lena
403 views
What's the homeostatic response to increasing dead space?
If you increase dead space the respiratory frequency decreases, right?
1 answer
asked by
Alex
366 views
-What is the process of somatic (body) cell division called?
-What regulates cell division? -What are the different modes of
1 answer
asked by
Anonymous
415 views
What enzymes can't cross the Blood Brain Barrier that are vital for humans to have in order to not get a disease?
For example, in
1 answer
asked by
Alex
429 views
Increase of nutrients lower ability of liver to produce glucose? Is that correct?
1 answer
asked by
Sam
281 views
What do insulin injections do for people with diabetes?
1 answer
asked by
Lena
450 views
If you don't have a functioning corpus luteum, does that mean no ovulation takes place?
1 answer
asked by
Lena
342 views
A lot of livestock is being given growth stimulating hormones. How does this affect humans that are eating this livestock?
I
1 answer
asked by
Lena
393 views
Describe the process that occurs within the digestive system when you eat and apple.
1 answer
asked by
Tori
293 views
What the technical name for a children ward in the hospital?
something like _____netal. im not too sure.
3 answers
asked by
Lena
283 views
need help writing a conclusion for my research paper..please help! I need to finish this ASAP. Thanks
We find it mixed in our
3 answers
asked by
mysterychicken
543 views
HIV has become one of the most feared diseases of the world community in the last few decades. Antiviral drugs have been
1 answer
asked by
Barbiie Abreu
843 views
Proteins are manufactured from the "blueprints" found on DNA. After they are translated, they are moved through a system of
2 answers
asked by
Barbiie Abreu
553 views
The ultimate source of the energy in food ___________________
A)is ATP B)is the sun C)is producers D)is plants E)is consumers
4 answers
asked by
Joe
2,948 views
The fiber in your diet is composed of:
A) fat. B) cellulose. C) starch D) nucleic acid E) protein. Thanks!
5 answers
asked by
Bee
500 views
Covalent bonds between nucleotides in DNA are found between:
A) a phosphate group and a nitrogenous base. B) a sugar and a
1 answer
asked by
Bee
523 views
The type of cartilage associated with bone function and development is what?
I know that the elastic cartilage contains elastin
2 answers
asked by
Lena
1,214 views
Given an allele frequency of o.91 for a hypothetical red allele (bead), the percentage of blue alleles residing in the
1 answer
asked by
kim
332 views
What would happen to the chromosome number if there were no meiosis in the formation of gametes?
Why cells undergoing mitosis
2 answers
asked by
Roberta
493 views
As a scientist, you are assigned the task of finding out if the disappearance of a particular fish species from a lake in the
5 answers
asked by
Anonymous
681 views
As a scientist, you are assigned the task of finding out if the disappearance of a particular fish species from a lake in the
2 answers
asked by
luly
473 views
How does the Calvin cycle make sugar from carbon dioxide? Where does the energy come from to drive this cycle?
1 answer
asked by
Anonymous
864 views
What are examples of exergonic and endergonic kinds of chemical reactions from everyday life?
1 answer
asked by
Anonymous
1,072 views
Why does an athlete switch from aerobic to anaerobic metabolism during strenuous exercise? How is aerobic metabolism better for
1 answer
asked by
Anonymous
414 views
How do the cellular processes and cellular products of asexual and sexual reproduction compare?
1 answer
asked by
Anonymous
591 views
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