Characteristics of living things
Plants produce oxygen. Animals produce carbon dioxde
What is exchange gases?
You sweat when you are hot
What is negative feedback?
The complementary strand of DNA for ACTG
What is TGAC?
Bat wing and human arm
What are homologous structures?
Having two of the same alleles
What is homozygous?
The smallest unit of a living thing
What is a cell?
You bleed until your blood clots
What is positive feedback?
A set of 3 nitrogen bases in RNA.
What is an amino acid codon?
Some bacteria can no longer be killed by antibiotics
What is antibiotic resistance?
Image showing the number of chromosomes in a cell
What is a karyotype?
A tadpole develops into a frog
What is growth and development?
Your brain tells you to drink because you have lost a lot of water through sweating.
What is negative feedback?
Transcription.
What is the process of writing the DNA code in mRNA?
Fossils in the lower layer of rock are older than those in higher levels of rock
What is the law of superposition?
Enzymes that cut specific sequences of DNA
What are restriction enzymes?
Contain DNA
What is the genetic code of all living things?
You breath faster when you exercise vigorously
What is positive feedback?
Type of bond found in proteins.
What is a peptide bond?
Using radioactive isotopes to date fossils
What is absolute dating
The ratio of dominant to recessive phenotypes in a monohybrid cross (Pp x Pp)
What is 3:1
Plants bend toward the light
What is response to stimuli?
During chlidbirth, oxytocin is released to trigger contractions of the uterus.
What is positive feeback?
Anticodon.
What is complement of a codon found in tRNA?
Organisms living on isolated islands have greater competition for resources, leading to increase biodiversity.
What is island biogeography?
If a woman with nomal color vision, whose father was colorblind, marries a normal male, what is the probability of having a male with colorblindness?
What is 50%