Tahsili SAAT (Saudi Arabia) · Biology
Genetics and cell biology
44 practice questions, each with the answer and an explanation.
Practise Genetics and cell biology now
Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.
All 44 questions
- Which organelle contains the genetic material of a cell?
- What is the monomer of a protein?
- Which type of cell division produces gametes?
- In which stage of mitosis do the chromosomes line up at the equator of the cell?
- What is the function of mRNA?
- Which organelle is the site of the light reactions of photosynthesis?
- What is the role of enzymes in cells?
- What happens to an enzyme at a very high temperature?
- What is the name of the process by which cells release energy from glucose without oxygen?
- Which molecule is the main energy currency of the cell?
- A pea plant with genotype Tt is self-pollinated. What fraction of the offspring are expected to be tt?
- Which part of the nephron reabsorbs most of the water and glucose?
- Which hormone, secreted by the pituitary gland, controls the water content of the blood?
- What do the guard cells of a leaf control?
- What is the main function of the xylem?
- Which of these is a function of the liver?
- What is the term for the variety of living things in a habitat?
- What is the term for an organism that lives on or in another and harms it?
- Which type of immunity is gained after vaccination?
- Which of these is a nitrogen-fixing organism?
- What is the process of natural selection also known as?
- Which structure carries nerve impulses away from the cell body of a neuron?
- What is the function of platelets?
- Which gas is the main product of fermentation by yeast, other than ethanol?
- What is homeostasis?
- Which of the following is a communicable disease caused by a virus?
- What is the function of the large intestine?
- Which structure in the ear detects sound vibrations and turns them into nerve impulses?
- In a cross Aa x aa (complete dominance, independent assortment), what fraction of the offspring show the dominant phenotype?
- In a cross AaBb x aabb (complete dominance, independent assortment), what fraction of the offspring have the genotype AaBb?
- In a cross Aa x Aa (complete dominance, independent assortment), what fraction of the offspring show the recessive phenotype?
- In a cross AaBb x AaBb (complete dominance, independent assortment), what is the probability that an offspring has the genotype aabb?
- Which of the following is the correct sequence of the stages of mitosis?
- What is the function of the cell membrane?
- What are the products of photosynthesis?
- Which of these is a lipid function?
- In humans, which sex chromosomes does a male have?
- Which structure in the heart prevents blood from flowing backwards?
- What is the name of the pigment that absorbs light for photosynthesis?
- Which of these processes moves substances against a concentration gradient?
- Which kind of mutation changes the number of chromosomes in a cell?
- Which organelle packages proteins for export from the cell?
- Which of these is an example of a pioneer species in primary succession?
- What do we call the place where an organism lives?
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