Search results
Jun 1, 2011 · Control of the basic heartbeat is myogenic, which means the heart will beat without any external stimulus. This intrinsic rhythm means the heart beats at around 60 times per minute. The sinoatrial node (SAN) is a group of cells in the wall of the right atrium. The SAN initiates a wave of depolarisation that causes the atria to contract.
Aerobic respiration. Glucose and oxygen react together in cells to produce carbon dioxide and water and release energy. Here is the word equation for aerobic respiration: glucose + oxygen → ...
The meaning of VACILLATE is to waver in mind, will, or feeling : hesitate in choice of opinions or courses. How to use vacillate in a sentence. Synonym Discussion of Vacillate.
- Lisa Bartee, Walter Shriner, Catherine Creech
- 2017
- Order. Organisms are highly organized, coordinated structures that consist of one or more cells. Even very simple, single-celled organisms are remarkably complex: inside each cell, atoms make up molecules; these in turn make up cell organelles and other cellular inclusions.
- Sensitivity or Response to Stimuli. Organisms respond to diverse stimuli. For example, plants can bend toward a source of light, climb on fences and walls, or respond to touch (Figure 2).
- Reproduction. Single-celled organisms reproduce by first duplicating their DNA, and then dividing it equally as the cell prepares to divide to form two new cells.
- Growth and Development. All living things increase in size and/or change over their lifespan. For example, a human grows from a baby into an adult and goes through developmental processes such as puberty.
Vacillate definition: to waver in mind or opinion; be indecisive or irresolute. See examples of VACILLATE used in a sentence.
Sep 9, 2024 · Homeostasis is any self-regulating process by which an organism tends to maintain while adjusting to conditions that are best for its survival. If homeostasis is successful, continues; if it’s unsuccessful, it results in a disaster or of the organism. The “stability” that the organism reaches is rarely around an exact point (such as the ...
People also ask
What does vacillate mean?
What is the difference between vacillate and hesitate?
What is the difference between vacillate and falter?
What happens if you vacillate between two alternatives?
2 meanings: 1. to fluctuate in one's opinions; be indecisive 2. to sway from side to side physically; totter or waver.... Click for more definitions.
