Why do you think a scientist would want to measure a specific part of the plant?

Answers

Answer 1

Answer:

To Make sure, it isn't toxic. Nor Deadly and rare to find.

Explanation:

Answer 2

Answer:

Plant growth rate can be measured as the relative increase in leaf area over time, by substituting total plant leaf area for total biomass in the conventional RGR equation.

Explanation:


Related Questions

why is it not possible for scientist to observe extremely distant objects the way they are today

Answers

Telescopes aren’t that strong

Grade 7 life science

Answers

Answer:

RNA leaves the nucleus during the process and DNA remains in the nucleus

Explanation:

DNA cannot leave the nucleus which is why RNA is made. A certain type of RNA, called mRNA (a.k.a. messenger RNA), leaves the nucleus to form proteins

Answer:DNA transforms from a nucleic acid into a protein, and RNA remains a nucleic acid

"the start of cenozoic era marked the dawn of the age of mammals" what do you understand this statement mean​

Answers

The start of Cenozoic Era marked the dawn of the age of Mammals means that it is the begining of animal lived and terrestrial animals that dominated both hemispheres were majorly mammals. The eutherians (placentals) in the northern hemisphere and the metatherians found in the southern hemisphere.

What is the Cenozoic Era?

Cenozoic Era is the third era of the Earth's history which start around 66 million years ago and it enlongated to the present. It was the time in which the continents began their modern configuration and geographic positions. It is also the time the Earth's flora and fauna came to being.

Therefore, Cenozoic Era is the begining of animal lived and terrestrial animals that dominated both hemispheres were majorly mammals.

Learn more about Cenozoic Era here.

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PLEASE HELP!!!

The options for the first one are:
-Planting grass
-Using retention pods
-Practicing conservation tillage

And for the second:
-air pollution
-water pollution
-soil erosion

Answers

Answer:

water pollution is the correct answer

what is the current research saying about evolution?​

Answers

Answer:

The theory of evolution is based on the idea that all species are related and gradually change over time. Evolution relies on there being genetic variation in a population which affects the physical characteristics (phenotype) of an organism.

4.) What were the alleles for the gene wing color in peppered moths? How were these alleles impacted duet
the Industrial Revolution?

Answers

Answer:

The peppered moth is a diploid (2n) organism; there are two copies of each gene locus. An individual in a population can have a genotype of AA, Aa, or aa. The A allele for dark-colored wings is dominant over the a allele for light-colored wings

Explanation:

How did the chestnut blight enter America’s forests?
From an imported Japanese tree
After a period of prolonged drought
From a series of EXCEPTionally rainy springs
With settlers as they moved west

Answers

Answer:

From an imported Japanese tree

wikipedia

Which are types of seed dispersal? (Select all that apply.)
explosion
water
wind
germination

Answers

Answer:

wind , water , explosion

if this helpful give me a brainliest.....

Answer:

Wind, Water, and lastly explosion, because wind blows off the petals of a flower. Water can shoosh petals away, explosion can make petals blow everywhere.

Explanation:

A
Newton's 3 Laws can describe and
predict the --------- of just about any
object.
il
Volume
ORANGE
Mass
YELLOW
Motion
RED
3

Answers

Answer:

motion

Explanation:

there isn't any explanation I can think of

Put the parts in order of the alimentary canal

Answers

mouth, pharynx, esophagus, stomach, small and large intestines, rectum and anus.

Pls mark brainliest
The organs that make up your GI tract, in the order that they are connected, include your mouth, esophagus, stomach, small intestine, large intestine and anus.

A 25 year old who is begging a fitness training program would want their target heart rate (THR) to be between how many beats per minute?
A. 154-174 bpm
B. 92-107 bpm
C. 116-135 bpm
D. 135-154 bpm

Answers

Answer:

D

Explanation:

I feel that would be the most sense. Don't really know just my opinion.

True or False?
The main function of cellular respiration is to make ATP, which traps chemical energy in its bonds

Answers

Answer:

True

Explanation:

Cellular respiration is the mechanism of breakdown of food materials within the cell to release energy and the trapping of this energy for synthesis of ATP. Therefore, the main purpose is to convert energy stored in the chemical bonds of glucose to energy that the cell can use.

The weakest agent of erosion
a.
water
c.
chemical weathering
b.
heat
d.
wind


Please select the best answer from the choices provided

A
B
C
D

Answers

Answer:

d. wind

Explanation:

<3

Answer: it is d

Explanation:

Need the explanation for this map

please need it

Answers

Answer:

ok its talking about  discovring  plate boundries as you see on the top so  what  you do is  follow what it showing you just tell me if you need the steps thank you

Explanation:

State two functions of potassium in the human body​

Answers

Answer:

1) it helps improve fertility in woman

2) It also helps in muscle contraction and nerve functions

3) Regulation of pH level in the body

ACTIVITY FIVE: The Path From the Ear to the Brain
Goal of this activity: To understand the different structures that allow humans to perceive
auditory stimuli.
Instructions: Read the text, and complete the assignments.
Part One:
Audition depends strongly on the medium - that is, the substance through which sound waves
are transmitted. Draw a picture of, and label the following structures in a diagram that indicates
the path these sound waves travel in order to be perceived by the brain.

Sound wave
Pinna
Auditory Canal
Tympanic Membrano Malleus
Incus
Stapes
Oval window
Round window
Cochlea
Organ of Corti
Auditory Nerve
Superior Olivary Complex Dorsal Cochlear aucleus Inferior colliculus
Medial Geniculate body Auditory Cortex

Helppp pleaseeee

Answers

Auditory signals in the form of sound waves pass through the ear canal to the brain where are processed as sound.

What are auditory signals?

Auditory signals are sensations or impulses perceives by the ear and sent to brain which transmits it as sound and provides a response to it.

The ability to sense and respond to auditory signals is known as audition which depends on the medium through which the sound waves travel.

The path of audition is given below in order:

Sound wave ---> Pinna ---> Auditory Canal ---> Tympanic Membrano Malleus ---> Incus ---> Stapes ---> Oval window ---> Round window ---> Cochlea ---> Organ of Corti ---> Auditory Nerve ---> Superior Olivary Complex Dorsal Cochlear aucleus ---> Inferior colliculus ---> Medial Geniculate body Auditory Cortex --->

Therefore, sound waves travel from the air into the ear canal to the brain where they are processed.

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why do leukocytes have a nucleus

Answers

Answer:

so they can squeeze through blood vessels more quickly.

Explanation:

Some white blood cells have nuclei that are lobed, or separated into pieces, Other white blood cells act as factories making anti-germ weapons and need big nuclei to store the DNA to make those weapons.

What type of damage do storms cause?

Answers

Answer:

broken windows, flooding, cracked roofs, compromised electrical system

Also breaks spirits

Explanation:

what can learn or show us about patterns of evolution?​

Answers

Answer:

Biogeography, the study of the geographical distribution of organisms, provides information about how and when species may have evolved. Fossils provide evidence of long-term evolutionary changes, documenting the past existence of species that are now extinct.

Name ALL the alleles that control human blood groups.​

Answers

Human blood groups are governed by three alleles. These are called I A ; I B ; I O .

I B shows the codominance

I O is recessive to both other alleles

What is the probability that parents with genotypes Ee and ee will have a child with attached earlobes? Explain.

Answers

Answer:

50% or 2/4

Explanation:                         ee

                           Ee

                                           Ee          Ee

                                           ee           ee

What is required in addition to oxygen to create a high
temperature flame?

Answers

There should be less nitrogenheavy amount of oxygen

[tex]\frak{\fcolorbox{black}{pink}{Black Pink in your area$~$}} [/tex] ~←(>▽<)ノ

Which of the following statements are TRUE about the ovary: (selectall that apply) It secretes estrogens, progesterone, inhibin and relaxin hormones It is attached to the uterus via the round ligament It secretes hormones from the follicles and corpus luteum It is anchored by the ovarian, broad and suspensory ligaments It contains special tubules that allow the oocyte to leave the ovary during ovulation

Answers

The ovary is an organ which releases eggs for fertilization was well as secretes female hormones.

What is the ovary?

The ovary is an organ found in the female reproductive system that produces an the female egg or ovum.

Mature eggs released by the ovary travel down the fallopian tube into the uterus, where it may become fertilized by a sperm.

From the given options, the true statements about the ovary include:

It secretes estrogens, progesterone, inhibin and relaxin hormones.It is attached to the uterus via the round ligamentIt secretes hormones from the follicles and corpus luteumIt is anchored by the ovarian, broad and suspensory ligamentsIt contains special tubules that allow the oocyte to leave the ovary during ovulation

Therefore, the ovary functions in an important organ in reproduction.

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An American man's risk of developing prostate cancer in his lifetime is about 16 percent. What is another way to say this?

Answers

Answer:Glandular Prostate Cancer is the answer.

Explanation:

In the prostate, adenocarcinoma is also called Glandular Prostate Cancer.

Clues to ecological principles are given in numerous passages of the Bible. A Bible study of ecology actually opens the doors to better understanding of God's love and concern for the earth. Use a concordance to locate Bible passages associated with words concerning our stewardship of the earth. You may use a dictionary to find synonyms for these words: dominion replenish subdue judgment stewardship Find each of the passages using these words related to principles of ecology. List all passages by quote, book, chapter, and verse under each word. Use your own interpretation to rewrite what you think each verse is saying. After your discussion of each of these words, ask one other person to explain his understanding of the word and a related verse without any hints. Summarize what he tells you. A concluding paragraph for each of the words should be written noting similarities and differences between your interpretation and that of each person consulted.

Answers

In this question we used a concordance to locate biblical passages associated with words referring to our stewardship of the earth.

Practical Truth

The heavens are the heavens of the LORD; but the earth he gave to the children of men. (Ps 115:16)

The saved in Christ must have a biblical awareness of their responsibility to the environment.

Our stewardship

Gen 2:15 God put man in Eden to tend the garden

Gen 1:26 Man was appointed to “dominate” the Earth

Isaiah 45:18 The earth was formed to be inhabited

Gen 3:17 The Curse of the Earth

Job 24:12 Men “groan” in cities

Rev 11:18 God will bring judgment on those who destroy the earth

With this information, we can conclude that The saved in Christ must have a biblical awareness of their responsibility to the environment.

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What else do you think happens to the cell before cell division,
in addition to chromosome duplication?

Answers

It goes through the cell cycle: executes its function duplicates chromosomes (like you said), organelles are duplicated and there are several checkpoints to make sure there are no errors that would prevent the cell from functioning.

In house elves, droopy ears is an X-linked recessive trait. Kreacher’s brother, mom and dad all have pointed ears, but Kreacher was born with droopy ears. Kreacher’s maternal grandfather also had droopy ears while his grandmother had normal pointed ears. Kreacher wonders how he ended up with droopy ears like his grandpa.


Indicate the genotypes for Kreacher, his mom, dad, brother, and grandfather. (2.5 marks)

Draw the pedigree for Kreacher’s family. Be sure to label generations. (4.5 marks)

No Links please or action will be taken

Answers

Answer:

Explanation:

generation 1

    R       R

r   Rr      Rr

r   Rr      Rr

generation 2

    R         r

R   RR     Rr

r    Rr      rr

             

         

What happens to a species when the environment undergoes a radical change (e.g. due to climate, food source) and the organisms do not adapt? Explain your answer in not less than 3 sentences. May cite a hypothetical; situation to explain the answer.

Answers

Answer:

If an environment rapidly changes and an organism cannot adapt it will mostly die out. For example, some birds have long, thin beaks that let them reach insects inside trees. If these insects were to disappear for some reason and seeds became the main food source then the birds with long, thin beaks would not be able to eat. Other birds with different adaptations, like short, strong beaks, would be properly adapted to this new environment. So, this second species would replace the first species.

What type of cell is the cell in this diagram ?

Answers

plant cell; the green circles is chloroplast

What is the nervous system made up of?
the spinal cord, sensory organs and blood vessels
the brain, spinal cord and the nerves
the brain and spinal cord
the nerves, sensory organs and brain

Answers

The nervous system is made up of three elements: the brain, the spinal cord, and the nerves that can be found in all the body.

What is the nervous system?

This is an important system found in animals that coordinates body movement, and controls important processes such as breathing.

What structures are part of this system?The brain: This is the most important organ of the nervous sytem as it acts as a processing center for movement, sensibility and organs' functions.The spinal cord: This structure transmits signals from the brain along the body.The nerves: They extend from the spinal cord are essential to have movement and sensitivy in all the body, for example, due to the nerves, animals have sensibility on their fingers.

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