Atoms
What are atoms?
the samllest unit of matter
What are cells?
The smallest unit of life
what is genetics?
The study of heredity, traits, and genes.
How many elements of the periodic table are metalliods?
6
what is cellular respiration?
cells break down glucouse and oxygen, converting chemical energy into atp.
what is atomic mass and number?
atomic mass is protons on a atom. atomic amss is the result of prootons plus neutrons.
what is the golgi aparatus and what does it do?
the golgi aparatus processes, sorts, and ships proteins of the cell.
what is genotype?
non-visible traits
what is the only letter issing in he periodic table?
J
What is photosynthesis?
chemical reactions turn light energy, water, and co2 into food energy molecules, glucouse and oygen.
What are valence electrons?
Electrons on the outer shell.
name 5 cell organelles and what they do.
mitochondria produces atp and is the pwerhouse of the cell. nucleus storages dna and is the control center of the cell. nucleollus pfoduces ribosomes.cell wall protects the cell. cell membrane controls what enters and goes out of the cell.
what is phenotype?
visible traits
what is the the coldest possible temperature that molecules supports.
-273.15 C/-459.67F
photosynthesis
How are electrons arranged? How many on each shell?
2 on the first one. 8 on the second and third one.
How many organelles does a cell have?
10-14 main organelles.
what is inheritance?
the passing of traits from parent to offsprig
how much do brains weight?
3 pounds
what is the chemical equation for photosynthesis?
6co2 + 6H2O+light energy
What are negative and positive ions and isotopes, and give 1 isotopes example.
negative ions gain an electron, and positive ions loose an electron. Isotopes are when the number of neutrons outweights the number of protons. An example is carbon 12, 13, and 14.
about how many cells are in the human body?
about 37.2 trillion human cells for an adult.
What is a punnett square and who invented it, when?
a punnett square is a simple diagram used by biologists to predicts the offspring's phenotype. Reginals C. invented punnett squares in 1905.
What is the inmortal jellyfish?
the Turritopsisdohrni jelly fish can reset its lifecycle whenever its stressed out.
what is the chemical equation for cellular respiration?
C2H12O6+6O2+ATP