GCSE EDEXCEL (gcse)

GCSE EDEXCEL TRIPLE SCIENCE BIOLOGY PAPER 2 2024 - QUESTION PAPER WITH CORRECT QUESTIONS AND ANSWERS WITH GRADED A+ Last document update:   ago

What structures are present in an animal cell nucleus, cell membrane, mitochondria and ribosomes What structures are present in a plant cell nucleus, cell membrane, mitochondria, ribosomes, cell wall, chloroplasts and a permanent vacuole What structures are present in a bacteria cell chromosomal DNA, plasmid DNA, cell membrane, ribosomes and flagella What specialisations do sperm cells have acrosome - contains enzyme end to allow the cell to burrow into the egg haploid nucleus - ot...

GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY PAPER 2 2024 QUESTION PAPER WITH QUESTIONS AND CORRCT ANSWERS GRADED A+ Last document update:   ago

What is in the nucleus? - CORRECT ANSWER-Protons and neutrons What is relative atomic mass? - CORRECT ANSWER-Relative atomic mass is an average mass taking into account the different masses and abundances of all the isotopes that make up the element How do you calculate the relative atomic mass? - CORRECT ANSWER-Sum of (isotope abundance x isotope mass number) / sum of abundances of all the isotopes What are compounds? - CORRECT ANSWER-Substances formed from two or more elements, th...