The integration of several sciences such as ecology and genetics to sustain biological diversity at all levels is known as
conservation biology
100
I have
Precipitation - 250cm/year
Little temp. variation/abundant moisture
Contains more species than other biomes.
What is The Tropical Rainforest
100
In aerobic respiration, the final electron acceptor in the electron transport chain is:
O2
100
The appendix of a human and the hipbone of a whale are both_______
Vestigial Structures
100
Which of the following hormones does NOTact by a second messenger system:
a) glucagon
b) epinephrine
c) growth hormone
d) testosterone
e) ACTH
What is D
200
Extinction is a naturally occurring phenomenon that has occurred on Earth since life began. Why are scientists so concerned about extinction now?
Extinction is occurring faster than ever before and faster than rates of respeciation.
200
I have
Precipitation: 10-60cm/year
Rich soil; tall dense grasses
and I am found in Central North America; Central Asia
What is Temperate Grasslands
200
The Krebs cycle in humans occurs in the
Mitochondrial Matrix
200
The lung of a reptile and the air bladder of a fish are both______
Homologous structures
200
Thyroid stimulating hormone (TSH) causes all of the following EXCEPT:
a) activation of thyroid follicular cells
b) increased iodide trapping in thyroid follicles
c) increased thyroglobulin synthesis
d) increased release of T3/ T4
e) all of above are correct
What is e
300
The major cause of extinction of species today is
habitat destruction
300
I have 20-60cm/year
Short growing season, cold winters.
and I am found Northern Asia;Northern North America
What is the taiga
300
The part of the brain that controls involuntary actions is known as the
Medulla
300
Vitamins are essential to the human diet because they act as_______
coenzymes
300
If you were to eat four sugar glaze doughnuts and a large pepsi, which hormone would you expect to be secreted at higher levels:
a) insulin
b) epinephrine
c) glucagon
d) cortisol
e) oxytocin
What is a)
400
_____ is the science of facilitating the return of a degraded ecosystem to a more natural condition.
What is Restoration ecology
400
Photosynthetic plankton is base of my food chain.
What is Deep Ocean Marine ecosystem
400
Crossing over occurs during which of the following phases in sexual reproduction?
a) Metaphase I
b) Metaphase II
c) Prophase I
d) Prophase II
e) Anaphase I
c) Prophase 1
400
DNA contains all the following molecules EXCEPT:
a) uracil
b) guanine
c) adenine
d) deoxyribose
e) phosphate
a) Uracil
400
Which of the following characteristics is the same for the nervous and endocrine systems:
a) target cells affected
b) time to onset of actions
c) duration of actions
d) mechanism of signalling and communication
e) none of the above
What is e)
500
Which example below is not a threat to biodiversity? (Concept 55.1) [Hint]
A) habitat destruction
B) bioremediation
C) introduced species
D) overexploitation
E) disruption of interaction networks
What is B) bioremediation
500
Has 25cm/year
Open; wind swept; dry; ground always frozen
Found Far northern Asia; Northern North America
What is Tundra
500
The stored form of sugar in humans.
What is Glycogen
500
A researcher performs a cross between 2 mice, both having black fur. Black fur is dominant over white fur. 75% of the offspring have black coats and 25% have white coats. The researcher can assume that the parents genotypes were most likely:
a) BB x BB
b) BB x Bb
c) BB x bb
d) Bb x Bb
e) bb x bb
d) Bb x Bb
500
Low blood glucose typically results in the secretion of all of the following EXCEPT:
Glucagon
Thyroxine
hGH
PTH
3 of the above