General Biology

Determining complementary sequence to codon or anticodon

Determining complementary sequence to codon or anticodon

I'm not sure where my reasoning is wrong when determining the complementary sequence to an anticodon or codon:

Question 1: Identify the DNA sequence on the DNA matrix strand which when transcribed produces a sequence capable of

i_love_science   97   1 Reply

bio_man

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

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

The statement, "The Mutation Accumulation hypothesis notes that mutations causing premature senescence are selected against weakly," makes more sense if we consider that ________.
a. many mutations that cause cell death are, in fact, h

tailora   775   1 Reply

bolbol

Which of the following tasks best reflects the socialization of adolescent girls

Which of the following tasks best reflects the socialization of adolescent girls

Which of the following tasks best reflects the socialization of adolescent girls in traditional cultures? Preparation for

Redrose76   806   1 Reply

bolbol

We all assume the bands are plasmids but can we really be sure?

We all assume the bands are plasmids but can we really be sure?

In gel electrophoresis, are the bands plasmid or could they be something else? if something else how can we check this?by working out the sequence or using probe?

Anonymous   96   1 Reply

Anonymous

Radiation excite neurons

Radiation excite neurons

good evening gentlemen, this is a quite interesting and perhaps obvious question, but I don't know this. then considering that TSRM excites higher cortical neurons quite efficiently, in the same way can EM radiation, such as a radio wave or micr

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Maranto   388   14 Replies

Maranto

A dominant allele, T, codes for the ability to taste the compound PTC...

A dominant allele, T, codes for the ability to taste the compound PTC...

A dominant allele, T, codes for the ability to taste the compound pheylthiocarbmide (PTC). People who are homozygous for the recessive allele, t, are unable to taste PTC. In a genetics class of 125 students, 88 students and can taste PTC and 37 canno

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nfolkab   14691   25 Replies

Colamonkey

Analyse immunohistochemistry and graphs

Analyse immunohistochemistry and graphs

HI GUYS. I need help with analysing this image and graph. It is all about this article: https://www.nature.com/articles/s41598-022-07918-6
I decided to pick these two images to talk about.
I have to make a presentation and describe the aim

Anonymous   104   1 Reply

bio_man

GEL ELECTROPHORESIS HELP

GEL ELECTROPHORESIS HELP

Hello, I done a practice and yes the alkaline lysis method to isolate plasmid dna from bacterial cells. I analysed it using gel electrophoresis. What can I write about the results which I’ve attached except for the base pairs? And how can I relate it

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Anonymous   345   14 Replies

Anonymous

Can you identify the trophic levels at which these animals feed?

Can you identify the trophic levels at which these animals feed?

Hi! So I'm stuck on this one question because I don't understand if the hawk would be considered a secondary, tertiary AND quaternary consumer, or would it only be considered a quaternary consumer? Same goes with the shrew and the mockingbi

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xroflmao   18271   41 Replies

onetimeuse:)

Can you help me with my review? I've attached screenshots of the diagrams

Can you help me with my review? I've attached screenshots of the diagrams

** I tried to use photobucket to upload the pictures beside the questions however it didn't work. I instead had to attach them to this post

1. What are the most likely characteristics of the most recent common ance

12345

kryocron   20679   56 Replies

Sharell

The average length of stay (ALOS) in a particular hospital is an example of aggregate data

The average length of stay (ALOS) in a particular hospital is an example of aggregate data

nothing

n,jhil   102   1 Reply

bio_man

BMI is most likely to provide an inaccurate estimate of excess health risk for which individual

BMI is most likely to provide an inaccurate estimate of excess health risk for which individual

20- year old male college swimmer
A sedentary teenager girl
A 70 year old grandfather
A 28 year old female trying to get pregnant

Sydney Spesard   119   1 Reply

bio_man

Activate single brain's area

Activate single brain's area

good evening to all of you, a very simple question. considering the various areas of the brain such as (prefrontal cortex, thalamus, amygdala etc...), can they be activated or deactivated individually? TRMS is usually used but it doesn't act dee

Maranto   328   10 Replies

Maranto

Does nature favor certain biological molecules?

Does nature favor certain biological molecules?

Does nature favor the creation of certain molecules? Perhaps there is a table of the odds of certain molecules being created? I think at the atomic level most of the universe might be light elements, but energy wise everything heads in the direction

CarbonRobot   233   7 Replies

bio_man

More help please soon please

More help please soon please

1) The Pituitary Glands
The posterior and anterior pituitary glands have very important roles in hormone regulation.
Indicate whether the following statements about the pituitary glands are TRUE or FALSE. If the statement is false, correct

Anonymous   246   4 Replies

mernab

Hand bone conduction

Hand bone conduction

good morning gentlemen, I want to talk about the topic of bone conduction, all devices use piezoelectrics near the ear but is it possible to place these piezoelectrics on the shoulder or hand, instead of on the ear?

Maranto   236   9 Replies

bio_man

Nicks sealed by DNA ligase

Nicks sealed by DNA ligase

After a double-strand break in the DNA, homologous recombination can occur. DNA ligase is involved in that it seals broken ends (nicks) (e.g. when forming the Holliday structure).

Why does DNA ligase seal 6 nicks during homologous recombi

i_love_science   182   1 Reply

duddy

Drag the labels to their appropriate locations on the concept map below to explo

Drag the labels to their appropriate locations on the concept map below to explo

Drag the labels to their appropriate locations on the concept map below to explore the links between antibiotic resistance, binary fission, and conjugation.
Need your helps!!!

hieunguyen288   40233   5 Replies

Ashtin Kladakis-Tyson

Based on the simple food chain for cod shown here, and what you know about the b

Based on the simple food chain for cod shown here, and what you know about the b

Based on the simple food chain for cod shown here, and what you know about the biology of cod, propose one action that people could take to help cod population recover.

aetimady   4416   5 Replies

shahadra

Microbiology Lab, flow chart for gram-staining and cocci species

Microbiology Lab, flow chart for gram-staining and cocci species

We are required to make a flow chart for microbiology lab class. I did a gram stain and ended up with a negative gram stain and the morpholgy was cocci. After that I did a oxidase test and ended up with a negative test. I have no idea how to do the r

arabprince500   16455   7 Replies

Kinkerly

How does photosynthesis yield sugar?

How does photosynthesis yield sugar?

How does photosynthesis yield sugar? Summarize how the light-capturing reactions and the Calvin cycle transform light energy to chemical energy.

There are many correct permutations of this concept map. To receive full credit your concept m

asheesh14   7801   9 Replies

Donnnnnyyy02

Shock localized

Shock localized

Good morning, I'm new, I have a question that has been on my mind for some time, so when we get scared or excited the heart rate increases as well as other symptoms such as blurring of vision, therefore a shock. So mainly an electrical reaction

Maranto   306   11 Replies

bio_man

Compare the chemical composition of each substance to carbon dioxide, which...

Compare the chemical composition of each substance to carbon dioxide, which...

Compare the chemical composition of each substance to carbon dioxide, which is the product of the complete oxidation of glucose

asdqwe   315   1 Reply

bolbol

Trace blood from the respiratory system to cardiovascular system out the urinary system

Trace blood from the respiratory system to cardiovascular system out the urinary system

trace blood from the respiratory system to cardiovascular system out the urinary system?

kash1234   276   1 Reply

bolbol

A hockey player has a penalty shot on a goaltender. The goalie moves out to challenge...

A hockey player has a penalty shot on a goaltender. The goalie moves out to challenge...

1.A hockey player has a penalty shot on a goaltender. The goalie moves out to challenge the best player of the opposing team. A shot is directed to the upper right corner of the net. The goalie immediately flips out his blocker and deflects the puck

ILoveBIO30   445   1 Reply

bolbol

5 years ago When dealing with clients of a different culture, it is important for the AHP to commu

5 years ago When dealing with clients of a different culture, it is important for the AHP to commu

When dealing with clients of a different culture, it is important for the AHP to communicate cultural sensitivity. Which of the following is the best way to communicate this sensitivity?
a.   Address individuals by their first name to

kiran rajput   132   1 Reply

qwert33

The M and N factors are glycoproteins that are found on the surface of red blood cells. Unlike other ...

The M and N factors are glycoproteins that are found on the surface of red blood cells. Unlike other ...

The M and N factors are glycoproteins that are found on the surface of red blood cells. Unlike other types of red blood cell antigens, The M and N factors do not cause antibody reactions in human blood transfusions. People with type M blood are homoz

mishaaus   1578   3 Replies

Anonymous

How might the kidneys regulate Na+ concentration during the night?

How might the kidneys regulate Na+ concentration during the night?

4. When we sleep, we generally don’t consume water. Decreased water absorption in the intestines reduces the amount of water in the blood.

a) How would this impact Na+ concentration in the blood? (2 points)

b) How might the kid

zarkam21   557   1 Reply

bolbol

Which of the following best explains the voltmeter reading? See attached photo

Which of the following best explains the voltmeter reading? See attached photo

A voltmeter was used to measure the potential difference across the cell membrane of a giant squid axon. Which of the following best explains the voltmeter reading? See attached photo

A. The sodium potassium exchange pumps are working to t

ohemati   923   7 Replies

Isabella Prah

What is the relationship between the root system of bamboos and its ability to prevent erosion?

What is the relationship between the root system of bamboos and its ability to prevent erosion?

what could be the relationship between the root system of bamboos and its ability to prevent erosion?

maricar   311   1 Reply

bolbol

What cause the movement of chromosomes towards the opposite poles?

What cause the movement of chromosomes towards the opposite poles?

mitosis

murphy go   141   1 Reply

Anonymous

The diagram on the right shows feedback mechanisms associated with the thyroid?

The diagram on the right shows feedback mechanisms associated with the thyroid?

The diagram on the right shows feedback mechanisms associated with the thyroid gland. In your notebook, identify what is occurring at labels (A) through (F), and name the hormones involved at each point.

Given that (C) represents an incre

tanners212   1716   2 Replies

Anonymous

Geography homework

Geography homework

The only interruptions to the distribution of tropical rain forest climates across equatorial regions are

/   144   2 Replies

Lawson1981

As of 2014, ___% of U.S. households had at least 1 television set.

As of 2014, ___% of U.S. households had at least 1 television set.

...

D.wright   149   1 Reply

bio_man

Does variation of preferred temperature change catalase denaturation?

Does variation of preferred temperature change catalase denaturation?

For example, spinach's preferred temperature for growth is around 12°C and eggplant is around 25°C. Does that have any effect on the catalase? Catalase's preferred temp is around 37°C in humans, because that's our body temperature, but

Anonymous   112   1 Reply

bio_man

Neutransmitter help

Neutransmitter help

good morning gentlemen, I'm new to the forum, I'm Italian so sorry for the mistakes, I hope I haven't made the wrong section. so for a long time I have had a question that I can't answer, there are many neurotransmitters in our bo

Il D   207   5 Replies

bio_man

Describe the function of oxygen in cellular respiration.

Describe the function of oxygen in cellular respiration.

I’ve watched so many videos on this but I still have no idea what the role of oxygen is in cell respiration. Like I know it’s the final electron acceptor in the ETC and it gets reduced to H2O but what does that mean or what does that do?

Anonymous   135   1 Reply

bio_man

How much ATP does aerobic respiration produce?

How much ATP does aerobic respiration produce?

I've searched this up and every source says a different thing, is there a specific amount of ATP produced at the end of aerobic respiration?

Anonymous   116   1 Reply

Anonymous

Ost bacteria are killed at ____ to ____∘F , but spores are not. 150, 175 160, 200 180, 200 ...

Ost bacteria are killed at ____ to ____∘F , but spores are not. 150, 175 160, 200 180, 200 ...

ost bacteria are killed at ____ to ____∘F
, but spores are not.
 150, 175
 160, 200
 180, 200
 175, 200

Vidharshana Rathinavel   113   1 Reply

bio_man

Sort the labeled regions of the fertilized egg above based on the status of the ER Ca2+ channels and

Sort the labeled regions of the fertilized egg above based on the status of the ER Ca2+ channels and

Can someone explain/ help me answer this question please?

(IMAGE ATTACHED)  Based on what they knew about the fertilization envelope (a protective layer that forms around the egg when a sperm fuses with it), Steinhardt, Shatten, and t

Rahpoo   2789   2 Replies

varsha shukla