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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

Total answers21 questions answered
Total hoursUnder 5 hours taught
Total resourcesUnder 3 resources

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Hi, I'm Siara

"I am a graduate in Biological Sciences from the University of Buenos Aires in Argentina. My degree had a 6 year duration and included various courses in maths, physics, chemistry and statistics, as well as a broad range of biology subjects. Currently I am undertaking a PhD at the University of Oxford and luckily have time to do more tutoring and help people to progress in their understanding. I have been doing tutoring at two institutes in Buenos Aires since 2011, mainly in the field of exact sciences (subjects like maths, physics, chemistry and biology), I also teach Spanish as this is my mother tongue, however, I am fluent in English as I was born in England and lived here for many years. I do my very best to adapt my teaching to the student's needs, trying to help them not only pass the exams but also achieve understanding of the concepts and feel confident doing future work by the...Learn more

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My answers

Asked by Olivia

Science 🔬
Why is it necessary to break down fat in the digestive system?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

Fats provide the body with energy, contribute to the absorption of fat-soluble vitamins, and act as structural elements of cell walls (cholesterol)....Learn more

Asked by Jessica

Maths 💯
How do you find the area of a trapezium?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

The area of a trapezium is 1/2 × h × (a + b). h being the height from the parallel lines a and b a being the top horizontal line and b is the base...Learn more

Asked by Bushra

Maths 💯
What is mean average?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

The average is the sum of all the numbers in a set of data, divided by the total number of numbers in the set.

Asked by Matthew

Maths 💯
Testing response time, 1+2=?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

Great question.. 3 is the answer you're looking for 😁

Asked by Yaamir

Chemistry ⚛️
What is a polymer?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

A polymer is a large molecule, or macromolecule, composed of many repeated subunits. Because of their broad range of properties, both synthetic and ...Learn more

Asked by Nic

Science 🔬
What is the relative charge of a atom , proton and electron?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

An atom contains neutrons, protons and electrons and it's charge depends on the ratio of each within the atom. A proton is a subatomic particle wit...Learn more

Asked by Emma

Chemistry ⚛️
GCSE Chemistry- what is the equation to work out moles when you are given the volume and the concentration. Is it moles = volume x concentration?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

Yes! But make sure you're working in the correct units. You should convert to the correct units before you start manipulating the equation. Amount...Learn more

Asked by Emma

Law 📖
What subjects (in GCSE and A Level) are needed to become a lawyer?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

In general there are no essential subjects that you must take at A-level (or equivalent) to become a lawyer. However, to demonstrate that you have ...Learn more

Asked by Emma

Law 📖
What qualifications are needed to become a lawyer?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

To become a lawyer through the traditional route, you'll first need to complete a qualifying law degree (LLB) at university, or study another subjec...Learn more

Asked by Emma

Biology 🌱
GCSE Biology- When yogurt is being made how does the change in pH help to preserve the yogurt?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

The bacteria used in making yoghurt are Lactobacillus bacteria. Milk contains a sugar called lactose. The bacteria are able to break this down to ...Learn more

Asked by Rosie

Chemistry ⚛️
GCSE Chemistry - Describe a test for nitrate ions?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

Nitrate ions (NO3-) can be detected by reducingthem to ammonia. This is done by: adding sodium hydroxide solution, then aluminium powder or foil h...Learn more

Asked by Abigail

Maths 💯
What is completing the square?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

Completing the square is a method used to solve quadratic equations that do not factorise. You can read more here: http://www.bbc.co.uk/schools/gcse...Learn more

Asked by Melina

Study Skills 📚
What subjects do i need to take to become a doctor?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

At GCSE, you will need excellent grades in Maths, Chemistry, Biology, Physics and English Language. Ideal candidates will have at least 8 A* - B gra...Learn more

Asked by Ashwak

Maths 💯
How do you find the nth term of 3n*2 ??
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

Hi! 3n*2 is the nth term formula. The nth term formula allows you to find any number in a sequence. For example, the 5th number in the sequence will...Learn more

Asked by Vraj

Biology 🌱
What is a root hair cell’s adaptation to its function?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

Plants absorb water from the soil by osmosis. Root hair cells are adapted for this by having a large surface area to speed up osmosis. The absorbed ...Learn more

Asked by Zoe

Maths 💯
How do you find the area of a circle??
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

You have to use the formula: Area = pi x r^2

Asked by Mya

Maths 💯
What is12+345?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

The answer is 357

Asked by Ellie

Biology 🌱
What happens during mitosis?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

Mitosis is the process by which one cell divides into two genetically identical daughter cells. There are several stages: Interphase, Prophase, Meta...Learn more

Asked by Rosie

Biology 🌱
GCSE Biology - What causes emphysema?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

Cigarette smoking is by far the most dangerous behavior that causes people to develop emphysema, and it is also the most preventable cause. Other ri...Learn more

Asked by Mya

Study Skills 📚
What subjects to take to become a pilot?
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

You need a minimum of 5 GCSEs. More information can be found here : https://www.caa.co.uk/Blog-Posts/How-to-become-a-commercial-pilot/

Asked by Zoe

Maths 💯
How do you find the area of a circle??
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Siara Jones

Graduate in Biological Sciences from the University of Buenos Aires in Argentina

Pi being 3.14 (2 decimal points) and r = radius of the circle