glucose is made up of hydrogen, oxygen, and carbon atoms
what evidence shows that the atoms that make up glucose have different properties than the molecule glucose?
A.oxygen dissolves in water
B.Carbon is a solid at 145 degrees Celsius
C.hydrogen dissolves in water
D.pxygen becomes a gas at -183 degrees Celsius
B.Carbon is a solid at 145 degrees Celsius
A student makes observations of the position of the moon on two different nights, at the same time each night.
why does the moon's position in the sky seem to change from night to night
A.becasue the earth is revolving around the sun
B.becasue the moon is not present during the day
C.because the phrases of the moon change throughout the month
D.because the time from one moonrise to the next is longer than 24 hours
A. because the earth is revolving around the sun
imagine a situation in which a living organism from another plant is discovered. while studying the organism, scientists nite that it is multicellular, heterotrophic, and absorbs nutrients across the cell membrane. Additionally, it has a reproductive structures similar to the spores produced by some organisms on Earth.
If biologists were to to place this organism into one of the kingdoms of like which would be its most likely classification
A.animal
B.bacteria
C.fungi
D.plant
E.protista
C. fungi
a true solution is always
A.heterogeneous.
B.homogeneous.
C.colored.
D.clear.
E.made of only two elements
B. homogeneous.
Dahlia is examining a model of a city that represents the organelles within the cell
Which city part represents the smooth endoplasmic reticulum
A. a factory, which builds the materials used within the cell
B. the airport, which carries material out of the cell
C.the railroad and its trains, which carry materials within the city
D. the mayor's office, which manages the city
E.the recycling plant, where used materials are broken down for reuse