General Biology

[Free] - ATPCalculator

[Free] - ATPCalculator

ATP Calculator
Exclusive at Biology Discussion Forums

- ATPCalculator is a program that helps you with ATP calculations. But how does it do it?

So simp

ThePhysicist   4396   9 Replies

James Duvenage

How to Create a Cladogram (for anything)

How to Create a Cladogram (for anything)

Step 1. Pick your organisms (I’m going to pick a lemur, deer, cow, chimpanzee, human, and lizard). The taxon (group) which all of these organisms have in common is the phylum Chordata. If we removed the lizard – hypothetically speaking

bio_man   9898   2 Replies

bio_man

Meiosis (3 of 3): Determinants of Heredity and Genetic Variation (BioFlix tutori

Meiosis (3 of 3): Determinants of Heredity and Genetic Variation (BioFlix tutori

Part A - Independent assortment and genetic variation
Consider a diploid cell where 2n = 6. During metaphase I of meiosis, as the pairs of homologous chromosomes line up on the metaphase plate, each pair may orient with its maternal or paternal

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andreaa   64004   229 Replies

Anonymous

The cell cycle represents the coordinated sequence of events in the life of a cell from its ...

The cell cycle represents the coordinated sequence of events in the life of a cell from its ...

The cell cycle represents the coordinated sequence of events in the life of a cell from its formation to its division into two daughter cells. Most of the key events of the cell cycle are restricted to a specific time within the cycle.
In this

abeveryday   12018   11 Replies

Jack Lofthus

In the life cycle of an organism, meiosis is paired with the process of fertilization. Understanding ...

In the life cycle of an organism, meiosis is paired with the process of fertilization. Understanding ...

In the life cycle of an organism, meiosis is paired with the process of fertilization. Understanding the life cycle of an organism is the key to understanding how sexual reproduction ensures the inheritance of traits from both parents and also introd

abeveryday   7373   5 Replies

Kenvx

Mastering biolog assignment 9 Answers

Mastering biolog assignment 9 Answers

Part B - Inserting the vgp gene into a cloning vector
In the second step of the cloning procedure, DNA fragments produced by a restriction enzyme are inserted into a cloning vector that has been cut by the same enzyme. The vector used in this tu

heartofgold   8243   3 Replies

riya06

Chemistry average atomic mass

Chemistry average atomic mass

Comparing the isotope data you collected for Part 1 and Part 2, what conclusion can you make about percent abundance in nature (from part 1) and percent composition

Uzoroyal   136   1 Reply

bio_man

Biology 30 lab help

Biology 30 lab help

Can someone please help me complete this lab Thank you!!!

Please see images below

bunnyliv   887   13 Replies

Sdaniii

If axons 1 and 2 were activated at the same time?

If axons 1 and 2 were activated at the same time?

If axons 1 and 2 were activated at the same time, the most likely interpretation of Diagram Z is that
Select one:
a. Axon 3 would be affected only by Axon 1.
b. Axon 1 would inhibit the effect of Axon 2.
c. Axon 2 would inhibit th

chelology   412   5 Replies

Gharper

Please help me with this question

Please help me with this question

Colds are often characterized by ___________________________.

Select all answers that apply.

- worsening
- lengthen
- causes airway obstruction
- There are no answers above

beauharlan   197   2 Replies

saba ashraf

Briefly state the function of each of the listed eukaryotic organelles or str

Briefly state the function of each of the listed eukaryotic organelles or str

Briefly state the function of each of the listed eukaryotic organelles or structures and be sure to mention if the organelle is found in plant cells, animal cells, or both.

a.   nucleus


b.   rough endoplasmic reticulum

jje5027   499   1 Reply

bolbol

Discussion Question

Discussion Question

1. Your textbook distinguishes between biological and psychological deaths (pages 298-304). First, briefly summarize each of these positions. Second, according to each of these positions, would Terry Wallis be considered alive or dead?
2. Would

Anonymous   152   1 Reply

Anonymous

Starting to learn Biology (Books comparison)

Starting to learn Biology (Books comparison)

Hi, I am starting to learn Biology so next year I can try to enroll to the university and sit the exam for Dietetics.

Which book do you recommend the most between:

Openstax Biology 2e
https://openstax.org/books/biology-2e/p

ongiri   293   4 Replies

bio_man

It’s important to understand the appropriate amounts of both macronutrients and micronutrients to ...

It’s important to understand the appropriate amounts of both macronutrients and micronutrients to ...

It’s important to understand the appropriate amounts of both macronutrients and micronutrients to consume and how the DRI standards indicating those recommended amounts relate to each other. Review the accompanying graphs and label the fields accordi

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Catracho   11180   153 Replies

Louise DeVirgilio

What percentage of albertans would you expect to be heterozygous for this trait?

What percentage of albertans would you expect to be heterozygous for this trait?

If 85% of the population of Alberta has Rh+ blood, a dominant trait, what percentage of albertans would you expect to be heterozygous for this trait?

mishaaus   9882   9 Replies

Geeky Gamers

Biology module

Biology module

please help!!

Use this information to answer the following questions).
The Rh (Rhesus) factor is a protein antigen on red blood cells. Individuals possessing this factor are Rh positive, and those lacking it are Rh negative. The Rh po

bunnyliv   674   7 Replies

Paula Radzina

Which of the following structures can perform all the activities required for life?

Which of the following structures can perform all the activities required for life?

Which of the following structures can perform all the activities required for life?
A) DNA molecules
B) cells
C) organelles
D) nuclei

samualson   274   5 Replies

guzman

Discuss the evidences of evolutionary change with examples. Also discuss with example natural ...

Discuss the evidences of evolutionary change with examples. Also discuss with example natural ...

Discuss the evidences of evolutionary change with examples. Also discuss with example natural selection vs artificial selection, micro vs macro evolution, convergent vs divergent evolution.

Anonymous   169   1 Reply

Anonymous

You are studying a newly identified chromatin-remodeling complex, which you call NICRC.

You are studying a newly identified chromatin-remodeling complex, which you call NICRC.

You are studying a newly identified chromatin-remodeling complex, which you call NICRC. You decide to run an in vitro experiment to characterize the activity of the purified complex. Your molecular toolbox includes: (1) a 400-base-pair DNA molecule t

Duong!   192   1 Reply

hectmuril

Does the glu– allele ever confer a disadvantage?

Does the glu– allele ever confer a disadvantage?

In the presence of poison-laced glucose, cockroaches that refuse glucose will have a much higher survival rate than cockroaches that feed indiscriminately. This explains why the glu– allele frequency increases over time in a population exposed to poi

gray87   4522   8 Replies

Fatumata Kamara1

Discuss the role of the cell cycle in cell division and compare mitosis and meiosis in terms of ...

Discuss the role of the cell cycle in cell division and compare mitosis and meiosis in terms of ...

Discuss the role of the cell cycle in cell division and compare mitosis and meiosis in terms of when, where, and how each occurs and their consequences.

Anonymous   177   1 Reply

doubleu

Discuss the structure of DNA, how it replicates including the enzymes involved, and how DNA is ...

Discuss the structure of DNA, how it replicates including the enzymes involved, and how DNA is ...

Discuss the structure of DNA, how it replicates including the enzymes involved, and how DNA is expressed that helps to give you the character.

Anonymous   193   1 Reply

doubleu

Which of the following phylogenies represents the most likely evolutionary relationships among four

Which of the following phylogenies represents the most likely evolutionary relationships among four

Thanks for the help!

12

kryocron   4338   14 Replies

Mroll54

Density gradient centrifugation?

Density gradient centrifugation?

Mastering Bio question:
The experimental technique: Density-gradient centrifugation

When a solution of cesium chloride (CsCl) is subjected to high-speed centrifugation, a stable density gradient is formed. Meselson and Stahl found tha

12

goldenanchor   20018   17 Replies

ahnaf.daiden@mi

Help please Darwin theory, guppy spots, bioman! :)

Help please Darwin theory, guppy spots, bioman! :)

1)Below are two histograms showing guppy coloration in two different streams, Stream North and Stream South. Use these histograms to answer the first two questions.
Q1. Which spot brightness level is most heavily represented in Stream North?

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gh1991   18149   77 Replies

Sylvia Okoroafor

How can you determine if the glucose-aversion trait in cockroach?

How can you determine if the glucose-aversion trait in cockroach?

How can you determine if the glucose-aversion trait becomes more common in a cockroach population as a result of adaptive evolution?

exhbing the three phenotypes glucose-attracted, intermediate, and glucose averse. These represen

123

blakeanne93   8606   31 Replies

Sofia Dooling

The statement, "The Mutation Accumulation hypothesis notes that mutations causin

The statement, "The Mutation Accumulation hypothesis notes that mutations causin

a. many mutations that cause cell death are, in fact, highly deleterious
b. individuals carrying a mutation causing death before reproductive maturity would have
a lifetime reproductive success rate of zero
c. mutations causing death a

tailora   500   1 Reply

bolbol

Compare and contrast mitosis and meiosis.

Compare and contrast mitosis and meiosis.

Compare and contrast mitosis and meiosis. Analyze the growth rate of chicks to explain how food consumption results in the chicks growing size. Use cell reproduction in you explanation. Use 5-7 science words.

Anonymous   283   1 Reply

Anonymous

If living things cannot synthesize inorganic compounds, why is H2O an inorganic compound?

If living things cannot synthesize inorganic compounds, why is H2O an inorganic compound?

Inorganic means not organic. In biology, they are compounds such as water, minerals, acids, bases and salts that are found in the structure of living things but are not living things or are not produced by a living thing.

Ac

bilgehan08   271   6 Replies

bio_man

When you drink a cup of milk, what happens to the protein in the milk after it has been swallowed? T

When you drink a cup of milk, what happens to the protein in the milk after it has been swallowed? T

When you drink a cup of milk, what happens to the protein in the milk after it has been swallowed? To describe these processes, you must be able to use the vocabulary effectively.
Match the words in the left column to the appropriate blanks in

Catracho   1380   5 Replies

India Jaysi

Plant Pathology

Plant Pathology

Provide expansion of the following Abbreviations.

MARK

PRR

NB LLR

SAR

Andrea sandres   164   1 Reply

Anonymous

Discuss with examples the concept of the chemical basis of life (the relationship of life to ...

Discuss with examples the concept of the chemical basis of life (the relationship of life to ...

Topic 2: Discuss with examples the concept of the chemical basis of life (the relationship of life to chemistry). (Ch 2 & 3)

Anonymous   177   1 Reply

Anonymous

Discuss when and how prokaryotic and eukaryotic cells evolved, their characteristics and their ...

Discuss when and how prokaryotic and eukaryotic cells evolved, their characteristics and their ...

Topic 3: Discuss when and how prokaryotic and eukaryotic cells evolved, their characteristics and their diversity (Ch 4).

Anonymous   151   1 Reply

Anonymous

Discussion Question

Discussion Question

Topic-1:  Discuss the core concepts of biology as advocated by vision and change and the existence of life at different levels of complexity. (Ch 1)

Topic 2: Discuss with examples the concept of the chemical basis of life (the relatio

Anonymous   176   1 Reply

jloper25

Summation of postsynaptic potentials at the axon hillock

Summation of postsynaptic potentials at the axon hillock

The figure below shows a single postsynaptic neuron that has synapses with four other neurons via their synaptic terminals. Two of the presynaptic neurons produce EPSPs on the postsynaptic cell (green, E1 and E2), and the other two produce IPSPs (red

12

aboadu   28056   19 Replies

ggg123

Maladaptive Splitting

Maladaptive Splitting

Hello! I’m wanting to understand maladaptive splitting and it’s link to the spread of cancer. Can anyone illuminate for me?

SheWonders   223   2 Replies

Anonymous

Enzyme help plz thx <3

Enzyme help plz thx <3

Is my understanding of enzymes correct?

I am doing an experiment, to analyze the effect of hydrogen peroxide concentration on enzyme activity of catalyse.

Enzymes:

Enzymes are proteins which are found in the cells tha

cooldude237   161   1 Reply

bio_man

At which letter does the cross-hair disappear?

At which letter does the cross-hair disappear?

The eye has some interesting features  concerning the blind spot and its function (or its lack of function). Try to place your face about 30 cm from the screen with your nose centred on the cross-hair. Close your right eye. Start reading the let

biochicka   3416   5 Replies

Jade Ruby

Nutrients in food can be divided into six groups: carbohydrates, fats and oils, proteins, vitamins,

Nutrients in food can be divided into six groups: carbohydrates, fats and oils, proteins, vitamins,

Nutrients in food can be divided into six groups: carbohydrates, fats and oils, proteins, vitamins, minerals, and water. All work together to support the body’s energy and functional needs.
Match the words in the left column to the appropriate b

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Catracho   3815   34 Replies

Chelsea Mei

What is the hypothesis that you are testing?

What is the hypothesis that you are testing?

Are two genes linked or unlinked?
Genes that are in close proximity on the same chromosome will result in the linked alleles being inherited together more often than not. But how can you tell if certain alleles are inherited together due to link

taylorprough   1323   2 Replies

Sid Pruthi