exam 3
How many foot bones of H. naledi have scientists studied?
107
If a Venus flytrap catches several meals it will shift to photosynthesizing for ______ months.
2-3
In the US, about how many people are usually die due to the flu each year?
36,000
If the Venus flytrap shuts and catches a prey item, when will it reopen?
5-12 days
What percentage of the Venus flytraps nitrogen comes from insect prey?
75%
Why does the nitrogen in the soils volatilize int he areas where Venus flytraps are found?
Because of frequent fires
How does the prey trigger the Venus flytrap to close?
By touching trigger hairs
What gene is most commonly used to ID members of the kingdom Animalia?
Cytochrome oxidase subunit 1
Today, what is beginning to be used to identify and describe new species?
DNA
Which of the following may help cells increase their protective processes?
Zinc
Which of the following characteristics did the hands of H. naledi share with modern humans?
a long, robust thumb
What is the best defense against the flu?
a vaccine
If the Venus flytrap shuts and it did not catch a prey, how long does it take for it to reopen?
about a day
Which causes the common cold?
adenovirus and coronavirus
Which of the following likely causes itchy throat and ears?
allergies
About what size was the brain of Homo naledi?
an organe
Historically, what was used to identify and describe new species?
appearance
Tamiflu is an antiviral that:
blocks the ability of viruses to reproduce
What is the species name of the domesticated dog?
canis familiaris
Where does the Venus flytrap occur?
In coastal North and South Carolina
Which of the following is true about the Venus flytrap and photosynthesis?
It still makes it own food through photosynthesis
Who was the first person to formulate a single approach for describing species in a hierarchical manner?
Linnaeus
The gene most used to ID members of the kingdom Animalia is found in:
Mitochondrial DNA
What is considered the typical flu season
November-March
Where was the discovery of the most bone fragments of H. naledi made?
South Africa
What is a main difference between the foot of H. naledi and that of modern humans?
curved toes
Homo sapiens is the binomial nomenclature for humans. Homo in this example is the:
genus
What genus is used to refer to humans and their close relatives?
homo
Which of the following is true about the flu and kids
it affects the intestinal tract
What characteristic of H. naledi makes scientists think that they were suited for moving and climbing through trees?
long and curved fingers
How many hand bones of H. naledi were studied by scientists?
more than 150
The influenza virus is characterized as a:
respiratory virus
Homo sapiens is the binomial nomenclature for humans. sapiens in this example is the:
species
Which is more dangerous for human health?
the flu
What happens to the Venus flytrap after 10 unsuccessful trap closures?
the trap switches to being a photosynthetic organ
Which of the following statements is true regarding H. naledi and an arboreal lifestyle?
they would be worse then chimps but better than modern humans
Why did the human pelvis expand over time?
to allow the birth of larger-brained babies
a cryptic species is one that:
to the untrained eye looks identical to a different species
What type of insect secretions can cause the Venus flytrap to create an airtight seal?
uric acid