Biology leap - Study guides, Class notes & Summaries

What is homostasis? - ANS The "steady state", state of equilibrium or balance Give 2 examples of homeostasis - ANS - body temperature - heart rate Mitosis - ANS part of eukaryotic cell division during which the cell nucleus divides Meiosis - ANS Cell division that produces reproductive cells in sexually reproducing organisms

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Homestasis - ANS relatively constant internal physical and chemical conditions that organisms maintain positive feedback loop - ANS feedback loop that causes a system to change further in the same direction negative feedback loop - ANS A feedback loop that causes a system to change in the opposite direction from which it is moving Active Transport - ANS Energy-requiring process that moves material across a cell membrane against a concentration difference

The steps in protein synthesis (5) - Answer-1. transcription; When a copy of one side of the DNA strand is made, which is mRNA. 2. translation; mRNA moves from the nucleus, to the cytoplasm and then the ribosome. mRNA directs the formation of a specific protein at a ribosome, where the code in the mRNA is converted into an amino acid sequence in a protein. 3. mRNA goes through ribosome 3 bases at a time. 4. tRNA matches with the open DNA bases. 5. tRNA releases the amino acids at the top,...

independent variable - ANS variable that is manipulated dependent variable - ANS The measurable effect, outcome, or response in which the research is interested. constant - ANS A value that does not change cell wall - ANS A rigid layer of nonliving material that surrounds the cells of plants and some other organisms.

biology leap 2025 Exam Questions with Detailed, (COMPLETE ANSWERS), 2024; 100% TRUSTED Complete, trusted solutions and explanations

LEAP 2025 Biology Practice Test with Complete Solutions Which claim is supported by the information in Graph 1 and Graph 2? A. The mass of the eggs and the number of eggs produced by sockeye salmon are independent of the females mass. B. The mass of the eggs produced by sockeye salmon depends on the female's average age at reproduction, but the number of eggs does not. C. The number of eggs and the mass of the eggs produced by sockeye salmon depend on the amount of matter stored by ...

biology leap 2025 Questions and Answers Solved

LEAP 2025 Biology Practice Test Questions with All Correct Answers Scientists studying San Joaquin kit foxes have proposed the three strategies shown in an effort to increase the kit fox population. Strategy 1: Work with landowners to create artificial dens that prevent coyotes and bobcats from entering. Strategy 2: Place tracking devices on lizards and rodents to understand how the kit fox's prey use the territory. Strategy 3: Restore a portion of agricultural land back to its original sa...