DNA
what does DNA remind people of when it unwinds?
A ladder
what type of reproduction requires only one parent?
Asexual reproduction
Which organ pumps blood?
The heart.
what part of the cell contains all of the information?
The nucleus
Where can you find DNA in the human body?
Nucleus
in sexual reproduction, how many chromosomes do each parent give to the offspring?
23 chromosomes
the lungs are part of what system in the body?
respiratory system and the excretory system.
What cell part stores water in the cell?
Vacuole
What are the nitrogen bases?
adenine, thymine, cytosine, and guanine.
which reproduction creates a duplicate of the parent?
Asexual reproduction
what gives the body support?
The Skeletal system
what cell part stores energy?
Mitochondria
What makes up a nucleotide?
Nitrogen base, phosphate group and sugar.
Which reproduction happens slower?
Sexual reproduction
which organ in the body gets the most blood?
The liver
True or False? The human body cell contains a chloroplast?
False
what nitrogen bases go together?
Adenine pairs with thymine, and cytosine pairs with guanine.
Which reproduction can get wiped out by a disease faster?
Asexuel reproduction.
what is the main type of connective tissue in the body?
Cartilage
What cell part holds waste?
The lysosome
what are the six characteristics of living?
need energy, reproduction, needs more than one cell, chemicals of life, respond to stimuli and it grows and develops.