Importance of photosynthesis to humans
Answer: Green plants and trees use photosynthesis to make food from sunlight, carbon dioxide and water in the atmosphere: It is their primary source of energy. The importance of photosynthesis in our life is the oxygen it produces. Without photosynthesis there would be little to no oxygen on the planet.
Explanation:
help pleasee!! A fern plant is growing in the forest by Scott's house. The leaves of the fern plant are small and green. Scott often finds small caterpillars eating the leaves of the fern plant. Which of the following is an inherited characteristic of the fern plant? No links!!
A. The shape of the fern plant’s leaves.
B. The location of the fern plant inside the forest.
C. The distance of the fern plant from Scott’s house.
D. The number of leaves that are eaten by caterpillars.
Answer:
Can't be B
Can't be C
Can't be D
The correct answer should be A!
Hope this helps.
What is most likely observed when the temperature of water increases and researches 100c ? A. The water begins to harden . B The water begins to form water vapor. C The water level begins to increase. D the water begins to melt.
Answer:
C should be your answer!! Mark Brainliest pls!
Explanation:
2. 2,3-bisphosphoglycerate is an allosteric inhibitor of oxygen binding to hemoglobin. a. Acclimatization to high altitude involves numerous physiological and biochemical changes, including an increase in the concentration of 2,3-bisphosphoglycerate in red blood cells. Explain why the 2,3 bisphosphoglycerate concentration increases at high altitude. b. The 2,3-bisphosphoglycerate concentration in maternal red blood cells also increases during pregnancy. Why
Answer:
A. At high altitude, increase in 2,3-bisphosphoglycerate (BPG) ensures that enough oxygen is delivered to the tissues despite the low oxygen saturation levels there.
B. An increase in 2,3-bisphosphoglycerate (BPG) is necessary during pregnancy as it ensures that both the pregnant woman and developing fetus have enough oxygen for their metabolic needs.
Explanation:
Atmospheric pressure is low at high altitudes with the result that oxygen molecules in the air are further apart. The reduction of oxygen availability in the air thus reduces the oxygen saturation in the blood and brain. Oxygen saturation levels refer to the extent hemoglobin is bound or saturated to oxygen.
2,3-bisphosphoglycerate (BPG) is an allosteric inhibitor of oxygen binding to hemoglobin. At low concentration, oxygen delivery to tissues is low while at hgh concentrations, oxygen delivery to tissues increases. It ensures that oxygen bound to hemoglobin in blood from the lungs is delivered to the tissues. Thus, at high altitude, increase in BPG ensures that enough oxygen is delivered to the tissues despite the low oxygen saturation levels there.
B. During pregnancy, there is a significant increase in oxygen demand. This is due to a 15% increase in the metabolic rate and a 20% increased consumption of oxygen as the developing fetus obtains nutrients and oxygen from the mother's blood.
An increase in 2,3-bisphosphoglycerate (BPG) is necessary during pregnancy as it ensures that both the pregnant woman and developing fetus have enough oxygen for their metabolic needs.
6. Parts per million is used to express the A) atomic mass of an element B) concentration of a solution C) volume of a substance D) rate of heat transfer A B
How does the strength of a sound field 1 meter from its source compare with its strength 4 meters away?
The animal that eats another is known as
Answer:
A predator
Step by step explanation:
Answer:
Carnivore or predator
Explanation:
Carnivores are animals that eat other animals. The word carnivore is derived from Latin and means “meat eater.”
Hope it helps u and sorry if it doesn't
HELP ME PLEASE!!!!!!!!!!
. Which of these is the most powerful force of weathering and erosion? *
1 point
wind
moving water
ice
gravity
PLESE SOMEONE HELP ME !!
PLEASE HELP !! ILL GIVE 40 POINTS ; PLUS BRAINLIEST !! DONT SKIP ANSWER.
Answer:
d
Explanation:
Select ALL the correct answers.
Climate change can affect biodiversity in many different ways. What are potential consequences of climate change on biodiversity?
extinction of certain species
decrease in the background extinction rate
alterations in plants' growing seasons
x
reduetion in the frequeney of natural disasters
2
flowers blooming before pollinators are active
new organisms moving into an ecosystem
Next
entum. All rights reserved
Answer:
1, 3, 5, and 6
Explanation:
10. What causes root pressure, and what is the function of root pressure for the plant?
Answer:
Root pressure, in plants, a force that helps to drive fluids upward from the soil into the water-conducting xylem vessels. It is primarily generated by osmotic pressure in the cells of the roots and is partially responsible for the rise of water in plants.
Explanation:
Step 5: Locate fronts and forecast weather patterns.
a) Use Map D in the Data section.
b) Label the high pressure area with an H.
c) Label the low pressure area with an L.
d) Recall that fronts occur where there are large changes in temperature, air pressure, and
wind speed. Remember that the more fletches, or lines, on a weather symbol indicate higher
wind speeds. Using a blue colored pencil, draw and label the cold front on the map.
e) Using a red colored pencil, draw and label the warm front on the map.
f) Use the map to answer the follow-up questions.
help i don’t know the answer
Answer:
I'm pretty sure it is the first option.
what do rabies and hiv have in common
Night blindness (n) is a sex-linked recessive trait. A woman who is night blind marries a man who is not night blind. What are the genotypes of both individuals?
Answer:
Genotype of night blind woman - XnXn
Genotype of normal man - XY
Explanation:
Given
Night blindness (n) is a sex-linked recessive trait. Let us say it is X linked recessive
In this case a man with XY genotype having a diseased X allele will be night blind while a woman will have night blindness if both the X allele are diseased . In case if only one X allele is diseased in women then, she will be a carrier of night blindness defect
Genotype of night blind woman - XnXn
Genotype of normal man - XY
Which of the following are amniotes? O Birds, reptiles, and amphibians O Reptiles, birds, and dogs O Cnidarians, reptiles, and mammals O Amphibians, birds, and cnidarians
Answer:
reptiles, birds and animals
Explanation:
amniotes are animals whose embryo develops in an amnion and chorlion and have an allanton.
they lay their eggs on land or retain them within the mother.
the person above me is usless
Answer:
Debbie
Explanation:
wow rude DEBBIE DEBBIE
Two brown eyed parents (Bb) have a baby, What are the genotypes of
the offspring?
Answer:
the genotype with be BB Bb Bb bb
Explanation:
Well after drawing a punnet square you will see that Brown eyes is the dom trait. And the ratio would be 1:2:1
What is the name of the process that results in a karyotype like the one pictured?
O A. Nondisjunction
O B. Crossing over
O C. Gene mutation
O D. Mitosis
HELP SAMA PLZZ
Answer:
THIS IS CROSSING OVER- DNDNNFNCBXJXBDJBXJX WHY DO YOU HAVE SUCH HARD QUESTIONS-
PLEASE HELP !! ILL GIVE 40 POINTS ; PLUS BRAINLIEST !! DONT SKIP ANSWER.
Answer:
D
Explanation:
Since algae is the start or the foundation of the food chain, this would mean that animals that eat the algae will be more commonly found here. And where their are consumers, predators are to follow.
Hope this helps :)
Answer:
D
Explanation:
What do the diagrams illustrate about the process of transgression?
of rock erode over time
B layers of rock build up over time
C layers of rock rise relative to the original shoreline
D layers of rock lower relative to the original shoreline
Which label belongs in the area marked Y?
A. Neither allele is dominant.
B. An intermediate phenotype is expressed in offspring
C. One allele is dominant over the other.
D. Both dominant alleles are fully expressed in offspring Y
Answer:
the answer is A
Explanation:
PLEASE HELP !! ILL GIVE BRAINLIEST *EXTRA 40 POINTS* DONT SKIP :(( .!
Answer:
C
Explanation:
Answer: the answer is c
Explanation:
HELP. This is due in a bit. Giving Brainliest!!
When the offspring's phenotype is a "combination" (mixture) of parents' phenotypes
A) Punnett square
B) Polygenic inheritance
C) Codominance
D) Incomplete dominance
Answer: C) Codominance
Explanation:
When the offsprings phenotype is a combination of both parents
Answer:
I think the answer is incomplete dominance!! my teacher just explained it
Explanation:
Read the statement
An elephant is walking on the hot African plains in search of food. As it does so, its body temperature increases. As it walks, it comes across a small pond.
What should this elephant do to BEST maintain homeostasis?
Select one:
A. It should jump into the pond to cool off.
B. It should use its trunk to take a drink.
C. It should flap its ears to create a breeze.
D.It should move at a slower pace to conserve energy.
Thanks for helping me!
Answer:
I think it would be "B".
Explanation:
if the elephant is by a pond it would most likely drink the water to stay cool.
4. The age of the Canyon Diablo meteorite was determined by
A) carbon-14
B) uranium-235
C) hydrogen-3
D) potassium-40
Answer:
B) uranium-235
Explanation:
The age of the Canyon Diablo meteorite was determined by potassium-40. Therefore, the correct option is option D.
Before entering Earth's atmosphere, the Canyon Diablo meteorite is thought to have weighed about 300,000 tonnes. It was most likely a component of the asteroid belt that lies between Mars and Jupiter. The Canyon Diablo meteorite is frequently linked to the Asteroid 1 Ceres, one of the biggest bodies in the asteroid belt. The Canyon Diablo meteorite is notable in particular for the effect it had when it collided with the Earth's surface. The Barringer Crater, which has a diameter of roughly 1,200 metres and a depth of 170 metres, was generated by the collision.
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A student made a table to show information about the physical structures and organs of birds. What statement best describes how to correct an error in the table?
A. The feathers support the body.
B. The feathers help the bird move.
C. The ovaries produce the eggs.
D. The ovaries produce the sperm.
Answer:
C
Explanation:
i go to flvs too, also, good luck on FSA
A student made a table to show information about the physical structures and organs of birds. The statement which best describes how to correct an error in the table is the ovaries produce the eggs. The correct option is C.
What are the physical structures and organs of birds?Birds are the warm-blooded animals. Their forelimbs are generally modified into wings. They have a well-developed flight muscles which help during the flight of bird. Their hind limbs are adapted for the purpose of walking, hopping, perching, grasping, wading and swimming.
The ovaries produce the eggs. The ovaries are responsible for producing eggs in birds. Therefore, if there is an error in the table that incorrectly identifies the function of the ovaries, it is important to correct it by stating that the ovaries produce the eggs.
Therefore, the correct option is C.
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I have to write an acrostic poem for the word mutation. This is for science please help me ASAP!!
Mistakes not corrected during DNA Replication
Universal genetic code
Transcription and Translation
All amino acids after a Frameshift mutation are changed
They can either change one base or delete or add another
Ionizing radiation can induce mutations
Of course sometimes mutations don't change the amino acid sequence
Noncoding DNA Strand is complimentary to RNA