Here are a bunch of flashcards I made for the whole topic chapter 7 of the A-level Biology Pearson textbook. These flashcards are questions that I use to test my memory and see how much I can remember since A-level Biology is a very content-heavy subject. I have written this based on information from Miss Estruch's video and also from the A-level Biology Pearson textbook. I have also included exam questions from past papers with all the key marking points needed and this will help you to memoris...

These are my revision cards which I made and used to get and A*. They are listed by topic and cover every single point on the specification. I spent on average an hour on each card and made them over 2 years. They are the best and will help you get an A* as well! Unit 3 has 29 cards :) also my favourite topic!

AQA A Level Chemistry Full Summary - Unit 3.1.1 - Atomic structure Full Detailed Summary Notes on Entire Topic that are handwritten in clear language. Definitions and Formulae are highlighted in the margin. Includes all specification points for 2024, including: Fundamental particles Mass number and isotopes Electron configuration

Detailed, Handwritten, Neat Revision Summary for topics on Unit 3 Organisms exchange substances with their environment - AQA A Level Biology Clear Language on all points of specification below: Surface area to volume ratio Gas exchange Mass transport in animals blood circulation human heart arteries, arterioles, veins, capillaries haemoglobin lungs insects fish

The document consists of summarised notes on the mass transport section of unit 3 in AQA A-level biology. It includes every subtopic that consists of the mass transport section with diagrams to help learn. Words highlighted in yellow are the headings.

3. Which of the following is the primary focus of public health nursing? a. Families and groups b. Illness-oriented care c. Individuals within the family unit d. Promotion of quality of life -ANS: D The key difference between community-based and community-oriented nursing is that community- based nurses deal primarily with illness-oriented care, whereas community-oriented nursesor public health nursesprovide health care to promote quality of life. 1. Which of the following best describes...

The nurse has been caring for a patient who has been taking antibiotics for 3 weeks. Upon assessing the patient, the nurse notices the individual has developed oral thrush. What describes the etiology of the thrush? - ANS Superinfection The nurse is caring for a patient on a medical-surgical unit who has a fever of unknown origin. The prescriber has ordered a broad-spectrum antibiotic. Which intervention is the priority? - ANS Obtaining all cultures before the antibiotic is administered Th...

If there are acceptable costs of an exchange, then ______ conditions are met. - ANS transferability Transferability is a function of the ______, the ______, and the ______. - ANS 1) characteristics and value of the product 2) the distance, measured in time and money penalties, over which it must be moved 3) the ability of the commodity to bear the costs of movement __________ is contact between places; it means the movement of people, ideas, and commodities from place to place. - ANS spati...

What limits cell size? - ANS Surface area to volume ratio! Larger cells are less efficient in moving nutrients and waste across the cell membrane. As cell size increases, distance for _________ to diffuse from the nucleus increases. - ANS As cell size increases, distance for TOXINS, IONS, etc. to diffuse from the nucleus increases. What can nano-devices be used for and why? - ANS They can interact with the receptors on the surface of cells and inside cells because they are 100-10,000 times ...

A business owner uses 162 parts each day. Ordering cost for parts is $10 per order, and annual holding cost is 1 dollars per unit. Assume 360 days in a year. What is the Economic Order Quantity for parts? - ANS 1,080 EOQ=SQRT(2DS/H)=SQRT(2*162*360*10/1)=1,080 units. A business owner uses 162 parts each day. Ordering cost for parts is $10 per order, it take 3 days to receive the parts once an order is placed, and annual holding cost is 1 dollars per unit. Assume 360 days in a year. What is ...

Variation in production systems that is caused by factors that can be clearly identified and possibly even managed is called assignable variation. - ANS True An example of assignable variation in a production system may be that workers are not identically trained - ANS True An example of assignable variation in a production system may be that a machine is not adjusted properly - ANS True Variation that is inherent in a production process itself is called assignable variation. - ANS False ...