Examlex
How long has it been that scientists have accepted that the nucleus of the atom consists of neutrons and protons? Think of your answers in terms of order of magnitude.
Cyanobacteria
Photosynthetic microorganisms found in water, sometimes referred to as "blue-green algae," important for their role in nitrogen fixation and oxygen production.
Oxygen-rich Atmosphere
An atmosphere that contains high levels of oxygen, typically associated with the development and sustenance of complex life forms on Earth.
Carbon Dioxide-rich Atmosphere
An atmosphere that contains a high concentration of carbon dioxide, affecting climate and living organisms.
Bird-like Hip
A type of pelvis structure found in some dinosaurs characterized by a forward-tilting pubis, similar to that of birds.
Q2: _ Forms the basis of the axial
Q14: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB5067/.jpg" alt=" _ Pleuroperitoneal membrane
Q31: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB5067/.jpg" alt=" _ External branchial
Q32: Vector 1 is 8 units long and
Q35: An amount of work equal to 2.5
Q36: An automobile of mass 2000 kg moving
Q38: _ Tympanic cavity<br>A)Conjunctival epithelium<br>B)Neuroectoderm<br>C)First pharyngeal pouch<br>D)First pharyngeal
Q44: Which of the following conversion factors is
Q58: A trapeze artist,with swing,weighs 700 N;he is
Q72: A horizontal force of 81 N is