Answer: electron
Explanation:
An atom is made up of subatomic particles: proton, neutron and electron.
Proton and neutrons are found in the nucleus of atoms while electron is found outside the nucleus.
Thus,the only particle not found in the nucleus is electron.
The statement 'plants have specialized tissues and organs and blue-green algae do not' identifies a characteristic that distinguishes algae from plants. They are different groups.
<h3>Planta and algae: similarities and differences</h3>
Plants and algae are autotrophic organisms that obtain their food by a process called photosynthesis.
Photosynthesis is a series of reactions by which plants and algae cells obtain simple carbohydrates by using the energy from the sun.
However, algae are unicellular organisms, whereas plants are multicellular organisms and are formed by tissues and organs.
Learn more about plant tissues here:
brainly.com/question/3120884
<span>During the Middle Ages, China made the fewest recognized scientific discoveries compared to the others.</span>
Answer:
Cretaceous
rex live? T. rex lived about 66–68 million years ago during the Cretaceous Period in the western United States, including Montana and Wyoming.
Explanation:
Answer:
the later stages are small and the tool materials are of better quality than the previous stages.
Explanation:
The stone scrapers and the choppers found at the site of Zhoukoudian points out the fact that Peking men devised several tools for various purposes and to accomplish different tasks. The stones and the bones used to make the tools used to be charred by using the fire. This also indicates that the Peking men had discovered the uses of fire and they used fire for various activities.