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sdelacruz
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Undifferentiated cambium tissue develops into :
1.
2.
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Plants lacking vascular tissue are called _______________.
Non-Tracheophytes
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What type of enzyme transfers phosphate groups?
kinases
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What type of enzyme is involved in oxidation-reduction reactions?
dehydrogenase
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Centrioles are only found in _____________ cells.
a. animal
b. plant
c .fungi
animal
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__________ stimulates fruit ripening.
Ethylene
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________________ is an inhibitor of plant growth hormones.
abscisic acid
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Myelin is made by ___________.
- Schwann cells
- *Myelin acts as an electrical insulator; it increases the rate in which the axon can translate signals.
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Gluconeogenesis occurs in the _____________.
Cytosol
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Path of nerve Signal:
1.
2.
3.
- 1. presynaptic cell
- 2. synaptic cleft
- 3. post synaptic clef
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The middle ear contains 3 bones:
1.
2.
3.
- 1. incus
- 2. malleus
- 3. stapes
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Inner ear contains:
1.
2.
- 1. semicircular canals - balance
- 2. cochlea - sound waves in the air are converted into neural messages
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Fungi are ____________.
Heterotrophic, NOT AUTOTROPHIC
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The _____________ is the physical environment in which the organism lives.
Habitat
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A ____________ is the role that an organism plays in its natural community, the way that the organism lives, eats and reproduces.
niche
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The interacting of different populations of species is called a _____________.
Community
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A group of individuals belonging to the same species that interbreed while occupying a different area at a given time is called a ______________.
Population
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A _____________ is a geographic region inhabited by a distinct community.
biome
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In _____________, one organism benefits while the other is harmed.
a. parasitism
b. commensalism
c mutualism
parasitism
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In _____________, both organisms benefit from each other
a. parasitism
b. commensalism
c mutualism
c. mutualism
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In _____________, one organism benefits and the other is unharmed.
a. parasitism
b. commensalism
c mutualism
commensalism
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_______ cells secrete Pepsinogen.
Chief cells
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___________ cells secrete HCl, Intrinsic factor (B-12 absorption)
Parietal cells
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__________ cells, secrete the hormone gastrin which stimulate the HCl production of parietal cells.
G- cells
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osteoblast secrete __________.
- Collagen
- *Osteoblast cannot carry out mitosis!!
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In _______________, different species emerge from the same single ancestor.
Adaptive radiation
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What is an example of adaptive radiation?
Fiches from Galapagos Islands studied by Darwin
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The Hardy-Weinberg law dhows us how genotype and phenotype stability can be achieved in a ______________.
Population
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What are the 6 assumptions of the Hardy Weinbergy law:
- 1. large population
- 2. random mating
- 3. no isolation
- 4. no mutation
- 5. no natural selection
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Guanine - Cytosine contains how many H-bonds?
3 Hbonds
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In ___________ syndrome, there is an extra X chromosomes - XXY
Klinefelter Syndrome
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In ___________ Syndrome, the female is missing an X chromosome -- XO
Turner Syndrome
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The __________ transports the sperm to the urethra then out of the penis.
Vas Deferens
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The _______________ adds more thick mucous to the semen.
Cowper's glands
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Spermatozoa matures in the ________________.
Epididymis
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Sperm production occurs in the _______________.
Seminiferous Tubules of the testes
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_______________ cells secrete testosterone which allow germ cells to mature into sperm cells.
Leydig cells
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Darwin suggested that variation in traits are due to mutations.
a. true
b. false
False
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The following are high energy compounds:
1.
2.
3.
- 1. phosphoenolpyruvate - highest energy
- 2. acetyl coa
- 3. ATP
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In the fetus the _______________, conducts blood from the pulmonary artery to the aorta, by passing the lungs.
ductus arteriosus
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In the fetus the _______________, bypasses the pulmonary circulation.
foramen ovale
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In the fetus the _______________, bypasses the liver.
ductus venosus
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____________ can be stored in the liver.
Glycogen. NOT GLUCOSE
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Species that have analogous structures (have similar physical appearances) but are not related is an example of _______________.
Convergent evolution.
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_______________ is a resting condition in the life of an insect.
- Diapause
- *similar to the vertebrates' hibernation
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Path urine takes:
- Loop of Henle
- Distal Convoluted Tubule
- Collecting duct
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In the kidneys, the __________________ is where most resorption occurs.
proximal convoluted tubule
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In the kidneys, the _____________ is the main area where secretion occurs.
Distal convoluted tubule.
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____________ lack cholesterol in their cell membranes.
a. eukaryotes
b. prokaryotes
b. prokaryotes
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Fertilization occurs in the _______________.
Fallopian tubes
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Male baboons and female baboons are very different in appearance, this is an example of ________________.
Sexual dimorphism
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Random changes in the allele frequency from one generation to another in a small population can lead to elimination of a particular allele by chance alone is called __________.
Genetic Drift
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Insulin ______________ blood glucose
a. increase
b. decrease
b. decrease
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Glucagon _____________ blood glucose.
a. increases
b. decreases
increases
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What cofactor is found in chlorophyll?
Mg+2
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Early Earth's 5 reducing atmosphere contained:
- NH3
- H2
- CH4
- H2O
- H2S
- ****O2 IS NOT PRESENT*****
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Which 2 species are the only ones that have a 4 chambered heart?
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Vegetative Propagation is a form of ________________ reproduction in plants
a. sexual
b. asexual
asexual
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Pollen is produced in the _______________.
Anther
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Myoglobin exist as a single chain and will store O2 in muscle.
a. true
b. false
true
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_________________ is the primary neurotransmitter of the parasympathetic nervous system.
Acetylcholine
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______________ is the primary neurotransmitter of the sympathetic nervous system.
Norepinephrine
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Viruses lack cellular organelles, thus antibiotics do not work against viruses.
a. true
b. false
true
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What which type of RNA are unusual bases such as methylinosine, psuedouridine, and 4-thiouridine are found?
t-RNA
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Kingdom _____________ will include the blue-green algae and the bacteria.
Monera
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Paramecium are found in what Kingdom?
Kingdom Protista
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Green Algae are found in what kingdom?
Kingdom Plantae
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The sticky part of the flower is the _____________ and will catch the pollen.
Stigma
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Vitamins yield how much energy?
zero!!! vitamins do not make any energy!
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Stem cells in the bone marrow produce lymphocytes by ___________.
a. meiosis
b. mitosis
mitosis
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Synapsis occurs in what stage of meiosis?
Prophase I
NOT FOUND IN MITOSIS!!
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_____________ is when new species forms as a result of geographic isolation.
allopatric speciation
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The most recent era is the _____________.
Cenozoic era
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In what era did dinosaurs appear in ?
Mesozoic era
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The first land vertebrates, plants appeared in the _____________.
Paleozoic era
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Invertebrates, monera, fungi appeared in the earliest era, called _____________.
Precambrian
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