COMPLETE 500 QUESTIONS AND 100%
VERIFIED ANSWERS
\.The first cells on earth were prokaryotic, _____ and _____. - ANSWERS✔-
heterotrophic, anaerobic
\.Living organisms possess a degree of organization and complexity in their
structure. This refers to the life characteristic of _____. - ANSWERS✔-Order
\.The unity of life is illustrated by the idea that all organisms - ANSWERS✔-evolved
from a single common ancestor
\.Where is the majority of ATP produced in a eukaryotic cell? - ANSWERS✔-
Mitochondria
\.Number the following events to indicate the order in which they occurred. -
ANSWERS✔-1.
Animals first appeared on Earth
2.
The Cambrian Explosion
,3.
The Permian Extinction
4.
Dinosaurs first appeared on Earth
5.
Mammals first appeared on Earth
6.
The Cretaceous Paleogene Extinction
\.When mitochondria became part of the eukaryotic cell, the cell became "rich"
with ATP. This lead to cell specialization. Cell specialization allowed - ANSWERS✔-
The evolution of multicellular organisms
\.To which kingdom would a multicellular, eukaryotic, photosynthetic organism
belong? - ANSWERS✔-plantae
\.Which pair of organelles is responsible for energy supply to eukaryotic cells? -
ANSWERS✔-chloroplasts and mitochondria
\.Which is the highest level in the taxonomic organization? - ANSWERS✔-Domain
\.Which of the following is TRUE of ALL organisms? - ANSWERS✔-They obtain
nutrients
,\.Which organelle extracts energy from food molecules and stores it in the high-
energy bonds of ATP? - ANSWERS✔-mitochondrion
\.Living organisms must self-regulate their internal processes. Another term for
self-regulation is _____. - ANSWERS✔-homeostasis
\.In the nemonic King Philip did come over for gross spaghetti, Philip corresponds
to - ANSWERS✔-Phylum
\.Aerobic organisms use oxygen as the __________ - ANSWERS✔-Final electron
acceptor
\.Stromatolites contain the fossils of the first _____ cells. - ANSWERS✔-
photoautotrophic
\.Which organelles are thought to have originated via endosybiosis? - ANSWERS✔-
Mitochondria and Chloroplasts
\.The _____ in Earth's atomosphere is responsible for the formation of the ozone
layer. - ANSWERS✔-oxygen
\.Humans sweat when the temperature gets hot so that they can cool themselves.
[Blank1] - ANSWERS✔-Homeostasis
, \.The Permian Extinction occurred after the Cambrian Explosion. - ANSWERS✔-
True
\.The hereditary material that is present in all cells is - ANSWERS✔-DNA.
\.Which is a difference between prokaryotes and eukaryotes? - ANSWERS✔-
Prokaryotes have a nucleoid, eukaryotes have a nucleus.
\.The Bacteria and Eukarya domains are distinguished by - ANSWERS✔-the
absence or presence of organelles including a nucleus.
\.first eukaryotic cells - ANSWERS✔-Proterozoic
\.the first cells - ANSWERS✔-Archean
\.oxygen entered the atmosphere - ANSWERS✔-Proterozoic
\.no life possible - ANSWERS✔-Hadean
\.Cambrian Explosion - ANSWERS✔-Phanerozoic
\.Ancient members of all Eukarya kingdoms appeared. - ANSWERS✔-Proterozoic