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Questions in biology

[Terjawab] In the sequential reactions of acetyl CoA formation and the citric acid cycle, pyruvate (the output from glycolysis) is completely oxidized, and the electrons produced from this oxidation are passed on to two types of electron acceptors. Place the labels on the left to show the net redox reaction in acetyl CoA formation and the citric acid cycle. Note that two types of electron carriers are involved.

[Terjawab] Which is the first step in the scientific method? A. Ask a question B. Conduct background research C. Construct a hypothesis D. Perform an experiment

[Terjawab] What effect do painkillers have on pathogens? A. No effect B. They kill them C. They cause them to mutate D. They cause them to reproduce

[Terjawab] Listen The cell formed by the union of the ovum and sperm is called a(n) A. gamete B. fetus C. embryo D. zygote

[Terjawab] At each end of a cardiac muscle fiber are plates of desmosomes and gap junctions that connect the fibers together and allow them to communicate with each other. These structures are called: A. striations B. sarcoplasmic reticulum C. intercalated discs D. Purkinje fibers

[Terjawab] Alguien puede traducirlo?: What's the fastest animal in the world?

[Terjawab] A scientific model is easier to interpret and understand when it includes the main parts or processes, rather than every detail of every part or process. Please select the best answer from the choices provided. A. True B. False

[Terjawab] Compare the process of carbon fixation in C3 plants to that of CAM plants.

[Terjawab] Which of the following is a double stranded DNA virus? A. sars - cov2 B. jaers - cov C. Human Papillomavirus D. Rhinovirus

[Terjawab] 1.1.5 A cross between two true breeding lines, one with dark blue flowers and one with bright white flowers, produces F1 offspring that are light blue. When the F1 progeny are crossed, a 1:2:1 ratio of dark blue to light blue to white flowers is observed. What genetic phenomenon is consistent with these results? A) Epistasis B) Incomplete dominance C) Codominance D) Random mating 1.1.6 An individual has different alleles for a particular gene in each of the chromosomes. A) Homozygous B) Mitosis C) Heterozygous D) Meiosis 1.1.7 The proportion of observable differences between individuals due to genetics is: A) Mutualism B) Heritability C) Atavism D) Biometrics 1.1.8 A selection method that focuses on the quality of the ancestors rather than an individual is: A) Artificial selection B) Natural selection C) Mass selection D) Pedigree selection 1.1.9 The passing on of characteristics from one generation to the next is: A) Homozygous B) Heterozygous C) Dominant D) Heredity 1.1.10 The stage of meiosis in which chromosomes pair and cross over is: A) Prophase 1 B) Metaphase 1 C) Prophase 2 D) Metaphase 2