Chromatids Study guides, Class notes & Summaries
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EDEXCEL A LEVEL BIOLOGY QUESTION PAPER 2 JUNE 2023 SALTERS NUFFIELD .
- Exam (elaborations) • 33 pages • 2023
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EDEXCEL A LEVEL BIOLOGY 
QUESTION PAPER 2 JUNE 2023 
SALTERS NUFFIELD . 
*P71907A0132* 
Turn over 
P71907A ©2023 Pearson Education Ltd. 
N:1/1/1/1/ 
 
Please check the examination details below before entering your candidate information 
Candidate surname Other names 
Centre Number Candidate Number 
Pearson Edexcel Level 3 GCE 
Friday 16 June 2023 
Morning (Time: 2 hours) 9BN0/02 Paper 
reference 
Total Marks 
Biology A (Salters Nuffield) 
Advanced 
PAPER 2:Energy, Exercise and Coordinat...
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Bio WGU study for OA c190 exam 2023 with 100% correct answers
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Adaptation- 
The adjustment or changes in behavior, physiology, and structure of an organism to become more suited to an environment. 
 
 
 
Aerobic- 
A process that requires oxygen. 
 
 
 
Allele -An alternative form of a gene. An example would be genes that encode eye color—some encode blue eyes (one allele), while others encode brown, green, or hazel eye colors (other alleles). 
... 
 
 
 
amino acids - 
A small organic molecule with the structure of an amino group, a carboxylic acid group,...
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Edexcel a level biology question paper 2 june 2023 salters Nuffield + mark scheme
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Mark Scheme (Results) 
Summer 2023 
Pearson Edexcel GCE 
In Biology A (9BN0 02) 
Paper 2: Energy, Exercise and CoordinationEdexcel and BTEC Qualifications 
Edexcel and BTEC qualifications are awarded by Pearson, the UK’s largest awarding body. We provide a wide 
range of qualifications including academic, vocational, occupational and specific programmes for employers. For 
further information visit our qualifications websites at or . Alternatively, you 
can get in touch with us using the deta...
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bio 1201 gregg exam 3 Questions With 100% Correct Answers.
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the units of heredity and are made up of segments of DNA - Answer-genes 
how many chromosomes do humans have in the nucleus of their somatic cells? - Answer-46 
chromosomes (23 pairs) 
the two chromosomes in each pair are called... - Answer-homologous chromosomes/homologs 
each pair of homologous chromosomes includes... - Answer-one chromosome from each parent 
what does meiosis result in - Answer-4 haploid daughter cells 
what does meiosis 1 do - Answer-separates homologous chromosomes 
when do...
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Edexcel a level biology paper 2 mark scheme june 2023 salters nuffield
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Question 
Number Answer Mark 
1 (a)(i) The only correct answer is C metaphase 
A is incorrect as centromeres and spindle fibred do not join in anaphase 
B is incorrect as centromeres and spindle fibres do not join in interphase 
D is incorrect as centromeres and spindle fibres do not join in telophase 
[1] 
Question 
Number Answer Mark 
1 (a)(ii) The only correct answer is C prophase 
A is incorrect as the nuclear envelope does not start to break down in interphase 
B is incorrect as the nuclear...
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IB Biology Paper 2 Section B Questions and Answers Already Passed
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IB Biology Paper 2 Section B Questions 
and Answers Already Passed 
Draw a labelled diagram of the human adult male reproductive system. [5 marks] a. scrotum 
- shown around testes; 
b. testes/testis/testicles - shown inside scrotum; 
c. epididymis - shown adjacent to testis and connected to sperm duct; 
d. sperm duct/vas deferens - double line connecting testis/epididymis to urethra; e. seminal 
vesicle - sac shown branched off sperm duct (not off the urethra); 
f. prostate gland - shown positi...
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Bio WGU study for OA c190 QUESTION AND CORRECT ANSWER Latest update 2023
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Adaptation- - correct answersThe adjustment or changes in behavior, physiology, and structure of an organism to become more suited to an environment. 
 
Aerobic- - correct answersA process that requires oxygen. 
 
Allele -An alternative form of a gene. An example would be genes that encode eye color—some encode blue eyes (one allele), while others encode brown, green, or hazel eye colors (other alleles). - correct answers 
 
amino acids - - correct answersA small organic molecule with the stru...
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NSG 530 STUDY GUIDE Patho Quiz 1 Graded A+.
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NSG 530 STUDY GUIDE Patho Quiz 1 Graded A+ . STUDY GUIDE FOR QUIZ #1 Advanced Pathophysiology 
Study the process of meiosis – specifically what occurs when homologous chromosomes fail to separate 
Human cell can be categorized into gametes (Sperm & egg cells) and somatic cells, which include all cells other than 
gametes. Each somatic cell nucleus has 46 chromosomes in 23 pairs. These are diploid cells, and the individual’s father 
and mother each donate on chromosome per pair. New soma...
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BIOS 251 Exam 2 Questions and Answers |Latest 2023/2024 - Chamberlain
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BIOS 251 Exam 2 Questions and Answers |Latest 2023/2024 - Chamberlain 
Cell division in which the nucleus divides into nuclei containing the same number of 
chromosomes - Mitosis 
The resting phase of mitosis. Cell grows, performs its normal functions, and prepares 
for division; consists of G1, S, and G2 phases - Interphase 
Cells that have left the cycle and cease dividing for a long time (or permanently) - G 
Zero (G0) Phase 
The first gap, or growth phase, of the cell cycle, consisting of th...
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BIOD 210 Module 3 Genetics Exam Questions and Answers Graded A+ - Portage Learning
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BIOD 210 Module 3 Genetics Exam Questions and Answers Graded A+ - Portage Learning. Chromosomes are in a condensed form through 
most of the cell cycle. 
 True 
 False Correct! 
Correct! 
Correct! 
Correct! 
Correct! 
Correct! 
Question 2 10 / 10 pts 
Match the following each of the following terms with the correct 
description. 
Plasma Membrane Protects the cell from 
Nuclear Membrane Dissolves during mitos 
Nucleus Contains all of the DN 
Endoplasmic Reticulum 
(ER) 
Studded with ribosom 
Cyto...
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