How can I prepare 300mg/L concentration of lead(II) nitrate ( Mol. Wt reffered is 331.21) incoorporated Luria-Bertani (LB) agar ?

I need to check the Heavy metal (lead) consumption assay using microbes at varying concentration in same media. ( 200mg/L to 2000mg/L).kindly help me to clear it.

19 January 2021 1,946 9 View

No title

Is it possible to activate these models with the presence of e-learning at the present time or are they somewhat difficult to implement?

29 December 2020 1,076 12 View

Is THC causing underlying paranoia in individuals?

In other words, is there a chemical impact caused by THC which could be activating neural correlates in the insular cortex (ic) of the brain? The increase in the sensory activating...

04 August 2020 967 4 View

Will genetic characteristics of bacterial isolate have stored for long time can change such as plasmid loss?

I hope get answers with evidence

02 May 2020 707 46 View

What methods should be used for analyzing PCR amplification products?

What method(s) should be used for analyzing PCR amplification products?

27 April 2020 7,499 8 View

What is the best in the genetic modification of plants, plant cell or chloroplasts and why?

cloning endotoxin gene in chloroplast

24 January 2019 8,093 3 View

Is it possible to write the ANN model equation based on the resulted weights?

Artificial neural network model

17 December 2018 598 5 View

Why 3-aminopropyltriethoxysilane coating of glass surfaces with water ?

Why 3-aminopropyltriethoxysilane coating of glass surfaces with water ?

05 July 2018 7,593 3 View

How to choose the k-point sampling and the planewaves energy cutoff ?

Should I fix the k-point density and then increase the energy cutoff in steps until convergence, or should I fix the energy cutoff and then increase the k-point density in steps?

16 June 2018 5,463 5 View

What are the most famous plant extracts used in green synthesis of nanoparticles ?

What are the most famous plant extracts used in green synthesis of nanoparticles ?

06 June 2018 8,760 12 View

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

What test should i use in comparing the correlation between categorical and continuous variables?

Dear all, I have the variable (Surgery duration) represented by values in minutes and the variable (preoperative neuropraxia cases) represented as (Yes/No) values. I want to compare these two...

03 March 2021 5,427 5 View

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 View

How to find the mean, SD and CI in SPSS?

Hi, I hope that someone can help me with this task: I have 5 groups of participants which are numbered in SPSS from 1 to 5 (according to their group number) and are all under the variable group....

03 March 2021 506 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

The procedure compute?

02 March 2021 5,204 3 View

Does anyone know what a '.' means in SPSS?

Hi everyone! I was wondering if anyone would be so kind as to help me with regards to my data set on SPSS! I was checking for multivariate outliers via the standardised residuals ('Linear...

02 March 2021 7,910 3 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View