Biologie
Biologie cellulaire, génétique, écologie et bases des sciences de la vie.
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below is a food web from joshua tree national park, a desert ecosystem …
rattlesnake, kit fox, coyote
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below is a food web from joshua tree national park, a desert ecosystem …
creosote bush, beavertail cactus
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below is a food web from joshua tree national park, a desert ecosystem …
grasshopper
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below is a food web from joshua tree national park, a desert ecosystem …
grasshopper mouse, raven
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below is a food web from joshua tree national park, a desert ecosystem …
beavertail cactus, creosote bush
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below is a food web from joshua tree national park, a desert ecosystem …
coyote
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below is a food web from joshua tree national park, a desert ecosystem …
microfungus
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below is a food web from joshua tree national park, a desert ecosystem …
coyote, desert woodrat, kit fox, grasshopper, raven
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context the powerful hurricane was able to obliterate or destroy the to…
B. They destroyed it by setting it on fire.
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questions: 1. what 3 codons act as termination signals (stop)? uaa uga …
mRNA: UUU AUA GGC AUC GUU UAC tRNA: AAA UAU CCG UAG CAA AUG Amino Acids: Phe, Ile, Gly, Ile, Val, Tyr
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below is a food web from an ocean ecosystem in monterey bay, off the co…
the arrow between the kelp and the kelp bass, the arrow between the phytoplankton and the plainfin midshipman
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flathead lake is a standing - freshwater ecosystem in northwestern mont…
- It has more oxygen near the surface than at the bottom. - It has water that is low in salt.
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scarborough marsh is a marsh ecosystem in southern maine. in the 1600s,…
- It is covered in water for most of the year. - It has many grasses and few trees.
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the chesapeake bay is the largest estuary in the united states. inside …
All three statements describe the Chesapeake Bay ecosystem. - It has muddy soil that is rich in nutrients. - It has many different types of organisms. - It has a mix of fresh and …
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88 cognados escribe. write the meaning of these cognates. 1. comunidad …
1. community 2. celebration 3. special 4. excellent 5. cafeteria 6. activity
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the mississippi river is a running - freshwater ecosystem in the united…
It has flowing water.
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the east scotia ridge is part of the seafloor. it is in the abyssal zon…
It has no sunlight. It is at the bottom of the ocean. It has organisms that crawl or stick to the ground.
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emeralda marsh is a national natural landmark in central florida. the m…
“It is covered in water for most of the year.”, “It has soil that is rich in nutrients.”
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44 multiple choice 2 points body mass index (bmi) is always accurate an…
- 44. False - 45. True - 46. True - 47. gender dysphoria - 48. the angel on your shoulder that tells you what you "should" and "should not" do
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the sonoran desert is a hot desert ecosystem in the southwestern united…
- It has a small amount of rain. - It has dry, thin soil.
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36 multiple choice 2 points human eggs and sperm each contain 23______,…
- 36: chromosomes; DNA - 37: Occipital lobe - 38: concepts - 39: Reliability
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the great basin desert is a cold desert ecosystem in the western united…
It has long, cold winters. It has a small amount of rain or snow.
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human eggs and sperm each contain 23, which are composed of long strand…
- 37: Occipital lobe - 38: Concepts - 39: Reliability
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human eggs and sperm each contain 23____, which are composed of long st…
- 37: Occipital lobe - 38: Concepts - 39: Reliability
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maternal and fetal blood supplies mix to facilitate exchange. a true b …
B. False
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wolffian ducts become the uterine tubes and uterus in the female and re…
B. False
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fraternal twins develop from the same fertilized ovum. a true b false
B. False
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the eastern siberian taiga is a large forest that covers more than a qu…
- It has long, cold winters and short, cool summers. - It has soil that is poor in nutrients. - It has many evergreen trees.
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placental progesterone reduces the maternal immune response to the fetu…
A. True
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gastrulation is an example of morphogenesis. a true b false
A. True
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maternal blood oxygen levels increase dramatically during the third tri…
B. False
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questions 1 through 3 refer to the following. 3 mark for review which o…
C. After the volcanic eruption, pioneer species colonized the area and the ecosystem began to undergo succession.
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questions 1 through 3 refer to the following. number of plant species 1…
A. Determine if the keystone species in the ecosystem is present two years after the volcanic eruption B. Measure the biomass of the pioneer species present before and after the v…
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the graphs above show the population size and distribution of beak size…
B. 12
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multiple choice 10 points where is rna found in eukaryotic cells? nucle…
1. nucleus and cytoplasm 2. False 3. ribose
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which of the following statements is true regarding variable costing? m…
It includes direct materials, direct labor, and variable overhead costs in product costs.
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the function of the fertilization membrane is to prevent any other sper…
A. True
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maternal blood carbon dioxide levels change very little during pregnanc…
B. False
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usually more than one sperm can successfully enter an ovum. a true b fa…
B. False
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hair, including eyelashes and eyebrows, begins to grow by the fourth mo…
A. True
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identical twins develop from the same fertilized ovum. a true b false
A. True
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faternal twins involve ____________ egg(s) and ____________ sperm. a tw…
A. two; two
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during the eighth week __________. a all organ systems have appeared b …
A. all organ systems have appeared
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the pre - embryonic structure that enters the uterus is a fluid - fille…
A. blastocyst
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which of the following is not a primary germ layer? a ectoderm b epider…
B. Epiderm
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embryonic development __________. a refers to the first week b refers t…
B. refers to week two through month two
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embryonic development __________. a refers to the first week b refers t…
None of the options are correct as embryonic development specifically refers to week two through month two (the embryonic stage). If we assume there is a mistake in the options an…
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during the third week of development, which two systems begin to develo…
C. Nervous and cardiovascular systems
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the outer ring of cells of the blastocyst makes up the ___________, whi…
C. trophoblast
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what prevents polyspermy from occurring? a the secondary oocyte plasma …
D. Both the secondary oocyte plasma membrane depolarizes and the zona pellucida chemically changes into the fertilization membrane are correct.
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question 45 2.67 pts jeep wranglers campaign started with a b2c ull cam…
True
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the umbilical vein carries ____________. a waste and carbon dioxide tow…
B. oxygen and nutrients toward the fetus
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the allantois a is the first site of blood cell formation b forms the f…
C. becomes the umbilical cord vessels
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question 4 given that jason, a new employee at abc manufacturing, sees …
A. A dogmatic individual
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the gender of the individual is determined at __________.a birthb the t…
C. fertilization
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the embryo will develop from the ____________ of the blastocyst. a inne…
A. inner cell mass
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prepare journal entries to record the following transactions for emerso…
| Date | General Journal | Debit | Credit | | ---- | ---- | ---- | ---- | | August 31 | Dividends Payable | $162,000 | | | | Cash | | $162,000 |
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from which primary germ layer does the nervous system and epidermis of …
A. Ectoderm
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differentiation refers to _. a cells taking on different structures and…
A. cells taking on different structures and functions
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the chorion________. a is the first site of blood cell formation b form…
B. forms the fetal half of the placenta
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13 prepare journal entries to record the following transactions for eme…
For July 15: |Date|General Journal|Debit|Credit| |----|----|----|----| |July 15|Dividends|$162,000| | | |Dividends Payable| |$162,000| For August 15: No journal entry required. Fo…
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why does the brain increase the respiration rate and depth during pregn…
C. To decrease maternal blood carbon dioxide levels
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question 41 although setting up international divisions requires signif…
retains complete control
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the placenta is composed of ____________. a chorionic villi b uterine t…
D. All apply.
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question 2 emily is considered to be an excellent production manager. h…
E. Selective perception
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cleavage a is cell division with no increase in size of the ball of cel…
D. All apply.
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the yolk sac ____________. a is the first site of blood cell formation …
A. is the first site of blood cell formation
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the head of a sperm contains __________. a many organelles b a nucleus …
B. a nucleus enclosing the 23 chromosomes
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placental peptide hormones cause maternal ____________. a increase in b…
C. resistance to insulin by body cells
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the basis for durkheims theory of society is the belief that: a. people…
A. people are the product of their social environment
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at the placenta, __________. a oxygen enters the fetal circulation b nu…
D. All apply.
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the extracellular matrix surrounding the secondary oocyte is called the…
zona pellucida
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question 2 the production of testosterone will cause the indifferent go…
testes
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a major criticism of spencers theory of social darwinism is that a. it …
First question: d. it can easily be used to justify class, racial - ethnic, and gender inequalities in society. Second question: True.
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complete the sentence with the correct plural. distinctly affected by t…
tornadoes
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the pancreas secretes: both enzymes and buffers buffers enzymes bile
both enzymes and buffers
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question 31 the liver produces _________ to aid in digestion. o chyme o…
bile
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look up and explain in your own words: why are (most) plants (usually) …
Most plants are green because they have chlorophyll. Chlorophyll is crucial for photosynthesis. It soaks up light energy (mostly blue and red) and helps turn carbon dioxide and wa…
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a chain of amino acids makes a polypeptide disaccharide polysaccharide …
polypeptide
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which of the following is a subordinate clause? as soon as we made it h…
As soon as we made it home
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which of the following molecules is not a nutrient? proteins sodium car…
- First question: glucose - Second question: carbohydrates
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question 3 2.67 pts kia, a korean firm, builds a factory in tennessee t…
International direct investment
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question regarding visceral reflexes, which of the following is incorre…
All visceral reflexes are polysynaptic.
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which of the following terms is not associated with the digestive syste…
tracheal
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what is the purpose of the r group in an amino acid monomer? shape and …
shape and function
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which of the following are proteins not used for hormones insulation an…
Insulation and storage
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which statement is true regarding parents and their children? identical…
Parents do not treat each of their children the same.
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at work, brett must check and record the internal temperature of the fr…
zero
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multiple - choice question the cell membrane is composed of saturated f…
C. phospholipids
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question 7 which of the following correctly describes parasympathetic p…
All of the listed responses are correct.
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question which of the following statements about muscarinic receptors i…
They are found at all adrenergic neuroeffector junctions.
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what is the difference between saturated and unsaturated fatty acids? b…
C. Unsaturated fatty acids have a double bond that causes them to have a kink in the structure.
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in the sympathetic division, varicosities that release neurotransmitter…
Neuroeffector junctions
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question 13 (1 point) which of the following statements about biologica…
Houseflies are an important vector.
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question 11 (1 point) which of the following is not a reservoir of infe…
Question 11: none of these, all can be reservoirs Question 12: They can replicate independently outside of a host cell.
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what 2 parts make up the structure of lipids? what is the monomer that …
Lipids are made up of glycerol and fatty acids. The monomer that makes up carbohydrates is monosaccharide.
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glycogen is stored glucose. where is glycogen found in the human body? …
Liver and muscles.
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what is amylose more commonly known as? plant starch animal starch tabl…
plant starch
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prepare the issuers journal entry for each of the following separate tr…
| Transaction | General Journal | Debit | Credit | |---|---|---|---| | a. | Cash | \(317000\) | | | | Common Stock | | \(196000\) | | | Additional Paid - in Capital | | \(121000\)…
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true or false, cholorphyll is the only pignment plants use to absorb li…
False