When organisms are closely related, they share a _____ ________.
common ancestor
What is cellular respiration?
Breathing
give an example of homologous structure
cat & human
In parasitism, the organism being harmed is called the...
Parasitism
Explain the energy transfer in a food chain.
10% rule
What are the products for photosynthesis?
Oxygen & Glucose
give an example of analogous structure
butterfly and bird
Define homozygous recessive
2 of the same alleles
Define commensalism.
Where one organism benefits and the other is unaffected.
Explain the difference between food chain vs food web.
food chain shows one cycle of energy transfer. food web shows multiple cycles of energy.
What are the products for cellular respiration?
carbon dioxide + water + energy
true / false whales need their pelvis bone
false
Define heterozygous
2 different alleles
Give an example and explanation for each one: mutualism, commensalism, parasitism.
Answers may vary.
Name all levels of the trophic levels and give examples.
producer, pc, sc, tertiary
Recite the entire photosynthesis formula.
carbon dioxide + water + energy -> oxygen + glucose
define homologous, analogous, vestigial.
h = same structure, dif function
a = dif structure, same function
v= useless
What is the possible genotype if these two parents had offspring.
Bb x Bb
BB, Bb, bb