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Questions in biology

[Homework Help] How may the height of a water table create a spring?

[Homework Help] _____ is an organism's genetic makeup behind the scenes. A. Phenotype B. Genetics C. Genotype D. Gene

[Homework Help] What enzyme connects the new nucleotides together and proofreads them?

[Homework Help] A normal plant cell holds water in the vacuole of the cell, which also provides support to the cell. Suppose a plant is submerged in salt water, causing the vacuoles to collapse and the leaves to wilt. This condition is called plasmolysis. Which explanation best describes what happens to the cells of that plant during plasmolysis?

[Homework Help] An object at rest on the surface of the Earth is experiencing zero net force.

[Homework Help] How many chromosomes are in each daughter cell at the end of mitosis?

[Homework Help] In pea plants, tallness (T) is dominant to shortness (t). What is the predicted genotypic ratio of the offspring if a homozygous short plant is crossed with a heterozygous tall plant? A. 25 percent Tt, 75 percent tt B. 25 percent tall, 75 percent short C. 50 percent Tt, 50 percent tt D. 50 percent tall, 50 percent short

[Homework Help] What is the role of ATP in the cell? A. Transport energy B. Drive photosynthesis C. Maintain homeostasis D. Initiate cellular respiration What happens during photosynthesis? A. Heterotrophs consume ATP. B. Heterotrophs produce ATP. C. Autotrophs consume organic molecules. D. Autotrophs produce organic molecules.

[Homework Help] One difference between eukaryotic and prokaryotic cells is that eukaryotic cells __________ prokaryotic cells. A. Have a nucleoid region, which is lacking in. B. Lack the complexity seen in. C. Have membrane-bound organelles, which are lacking in. D. Have DNA, which is lacking in. E. Have a plasma membrane, which is lacking in.

[Homework Help] Which of the following is NOT a true statement about ATP? A. ATP consists of ribose, adenine, and three phosphate groups. B. ADP is produced when ATP releases energy. C. ATP provides energy for the mechanical functions of cells. D. Used ATP is discarded by the cell as waste.