Biology

1 (a) Fig. 1.1 shows two cubes that represent a large and a small multicellular plant. Fig. 1.1 Large multicellular plant Small multicellular plant Length = 2cm Width = 2 cm Depth = 2cm Surface area : volume = 6:1 (i) Using the data provided in Fig. 1.1, calculate the surface area : volume of the large multicellular plant. Surface area: volume = ..........................................................[2] (ii) Explain why a large multicellular plant needs a transport system but a ...

AQA A-level BIOLOGY 7402/2 Paper 2 Question Paper + Mark scheme [MERGED] June 2022 *jun* IB/M/Jun22/E12 7402/2 For Examiner’s Use Question Mark 1 2 3 4 5 6 7 8 9 10 TOTAL Time allowed: 2 hours Materials For this paper you must have: • a ruler with millimetre measurements • a scientific calculator. Instructions • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions. • You must answer the questions i...

1) Cells are _____. A) only found in pairs, because single cells cannot exist independently B) limited in size to 200 and 500 micrometers in diameter C) characteristic of eukaryotic but not prokaryotic organisms D) characteristic of prokaryotic and eukaryotic organisms 2) In comparison to eukaryotes, prokaryotes _____. A) are more structurally complex B) are larger C) are smaller D) do not have membranes 3) Which of the following types of cells utilize deoxyribonucleic acid (DNA) as their geneti...

2 Answer all questions in the spaces provided. 0 1 . 1 Which statement about the function of ribosomes is correct? Tick ( ) one box. [1 mark] Site of transcription, catalyse the joining of amino acids by hydrolysis reactions Site of transcription, catalyse the joining of nucleotides by condensation reactions Site of translation, catalyse the joining of amino acids by condensation reactions Site of translation, catalyse the joining of nucleotides by hydrolysis reactions 0 1 ....

OCR GCSE (9–1) Biology A (Gateway Biology) J247/04 Paper 4 (Higher Tier) QUESTION PAPER AND MARK SCHEME (MERGED)

BIOLOGY PROCTORED EXAM PENN FOSTER 2024 REAL EXAM 2024 100% QUALIFIED QUESTIONS & CORRECT HIGHLIGHTED ANSWERS GUARANTEED PASS. Endoplasmic Reticulum - ANSWER- A cell structure that forms a maze of passageways in which proteins and other materials are carried from one part of the cell to another. Smooth ER - ANSWER- Makes lipids Rough ER - ANSWER- That portion of the endoplasmic reticulum studded with ribosomes. Golgi Apparatus - ANSWER- Sorts and packs protein into vesicles and trans...

01.1 a group of the same / similar cells or a group of cells with a (similar / specific) function ignore a group of cells unqualified ignore examples of tissue functions 1 AO1 4.2.1 Question Answers Extra information Mark AO / Spec Ref. 01.2 meristem (tissue) 1 AO1 4.1.1.4 4.1.2.3 4.2.3.1 Question Answers Extra information Mark AO / Spec Ref. 01.3 willow ignore named parts of willow 1 AO1 4.3.1.9 Question Answers Extra information Mark AO / Spec Ref. 01.4 any one f...

AQA GCSE BIOLOGY 8461/1H Paper 1 Higher Tier Question Paper + Mark scheme [MERGED] June 2022 *JUNH01* IB/M/Jun22/E20 8461/1H For Examiner’s Use Question Mark 1 2 3 4 5 6 7 TOTAL Time allowed: 1 hour 45 minutes Materials For this paper you must have: • a ruler • a scientific calculator. Instructions • Use black ink or black ball-point pen. • Pencil should only be used for drawing. • Fill in the boxes at the top of this page. • Answer all questions in th...