Why do red blood cells have no nucleus?

Which of the following best describes an Arthropod's segmentation? A) Having dedicated regions of the body assigned for specific functions B) Having cephalization C) Having individualized compartments D) Having a separate mouth, esophagus, gizzard

Mitosis is a type of cell division that produces cells that are used for growth and repair. Meiosis is a different type of cell division that produces sex cells used for sexual reproduction.

What's the function of the motor cortex and the sensory cortex of the human brain.?

All living organisms can be categorized by their response to atmospheric oxygen as obligate aerobes, facultative aerobes, obligate anaerobes, and/or facultative anaerobes. What do the terms facultative and obligate mean in this context?

Why are mushrooms is important to the food chain

What is the name of a complex group of organisms that are connected and interact with one another?

Oceanic crust is composed mainly of basalt. continental crust is composed mainly of granite. why does oceanic crust generally tend to subduct under continental crust when plates collide

What is placebo and why is it used in some experiments

What is organ? a. group of different types of tissue that work together to perform a specific function or related functions. b. group of cells that work together to perform a similar function. c.

The temperate phage lambda can undergo two life cycles depending on the environmental cues. During which cycle does phage lambda form a prophage? Choose one: A. lysogeny B. burst cycle C. lytic cycle D. slow-release cycle