【单选题】The passage supports which of the following inferences about breeding among Lycaon pictus?
A.
The largest female in the social group does not maintain reproductive status by means of behavioral control.
B.
An individual’s ability to breed is related primarily to its rate of growth.
C.
Breeding is the only task performed by the breeding female.
D.
Breeding in the social group is not cooperative.
E.
Breeding is not dominated by a single pair of dogs.
【单选题】breeding/breathing
A.
These animals aren't breeding.
B.
These animals aren't breathing.
【简答题】How are the breeding programs going with most animals?
【简答题】The heavily populated area was a breeding place for ________ diseases. A) infectious B) powerful C) influential D) suspicious
【简答题】Breeding a wild plant into a major food crop requires ________.
【简答题】A.dignity B.background C.habit D.breeding
【单选题】下列各项中,可能导致企业资产负债变化的经济业务是( )
【单选题】如图所示电路,当P1.0=0时,发光二极管D1的状态是( )。