If you do the starch test on a leaf that has been kept in the dark the iodine will stay yellow. Explain why.

Answers

Answer 1

Answer:

There is no starch on the leaf when it cannot photosynthesise.

Explanation:


Related Questions

e) What specific diseases or disorders can be studied with the use of a whole chromosome probe? (2
points)

Answers

Answer: a whole chromosome probe is most useful for examining chromosomal abnormalities such as Down Syndrome, miscarriages, and problems with growth and development

Which parent's X chromosome matches Calix's DNA?
Mother's
Father's
Both parents
Neither parents'

Answers

If Calix is a male, then the X chromosome is from the mother, but if Calix is a female, then the X chromosome is from both parents. Males can produce two types of gametes, such as X and Y.

What, exactly, is a chromosome?

There are two sets of chromosomes: autosomes, and the X ,Y chromosome. The autosomes are passed down to the male and female offspring from each parent. The other X and Y chromosomes are passed down differently. In the case of male offspring, there are both X and Y chromosomes. The X chromosome comes from the mother while the Y chromosome is from the father, but in the case of a female offspring, there are two X chromosomes. Each X chromosome comes from each parent.

Because males can produce two types of gametes, one with the X chromosome and one with the Y chromosome, the gender of offspring is determined by the gametes produced by the male. The female can produce only one type.

Hence, if Calix is a male, then the X chromosome is from the mother, but if Calix is a female, then the X chromosome is from both parents.

Learn more about the chromosome, here

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Answer: Both parents

Explanation:

the microarray has gene matches for all three X chromosomes; for the 2 X chromosomes from the mother and 1 from the father

Which of the following is the best explanation for why the chromosome numbers above are all even?
Diploid Chromosome Number
Fruit Fly 8
Human 46
Goldfish 94

1)

The diploid chromosome number represents two sets of chromosomes, one from each parent, so it is always an even number.


2)

Animal cells always have an even number of chromosomes, and plant cells always have an odd number of chromosomes.


3)

The number of chromosomes present in a diploid cell doubles for each generation because there are two parents.

Answers

1 hhhhhhhhhhhhhhhhhhh

a train travels 750 miles in 6 hours. What is the train's average speed?

Answers

Answer:

125

Explanation:

the trains average speed is 125 because you divide 750 and 6 and get 125 so that's how many miles it went an hour

You can give the genes to a sperm or an egg through _____. A. Fertilization B. gametes C. Meiosis D. Mitosis

Answers

Answer:

A

Explanation:

fertilization because it will fertile to create a baby

Answer:

C my baddd

Explanation:

Which process provides plants with the glucose needed for cellular respiration? A digestion fermentation с photosynthesis D breathing​

Answers

Answer:

Photosynthesis

Explanation:

carbon dioxide +water ----> glucose + oxygen

Light and chlorophyll are needed for this to be done...

This is the word equation for photosynthesis

which molecules are used to create the biomass of our cells ????

Answers

Answer: The glucose molecules serve as fuel for cells: their chemical energy can be harvested through processes like cellular respiration and fermentation, which generate adenosine triphosphate— ATPstart text, A, T, P, end text, a small, energy-carrying molecule—for the cell's immediate energy needs. Fixed carbon.

Explanation:

Answer:The glucose molecules serve as fuel for cells: their chemical energy can be harvested through processes like cellular respiration and fermentation, which generate adenosine triphosphate— ATPstart text, A, T, P, end text, a small, energy-carrying molecule—for the cell's immediate energy needs. Fixed carbon.

Explanation: i looked it up

is chemical reaction between limestone and acid in groundwater responsible for its formation

Answers

Answer: Geysers are water that comes out of the ground spurting into the air, wetlands are self-explanatory, while volcanoes are full of magma, not of acid and limestone.The upper layers of soil above the groundwater contains carbon and limestone. The water being combined with carbon becomes acidic which erodes limestone this results in formation of sinkholes and caves.

hope this helps have a nice night❤️

Explanation:

What term describes a type of active transport where the cell membrane forms a pocket around liquids and then folds it into the cell by a vesicle?

Answers

Answer:

Endocytosis is the process of capturing a substance or particle from outside the cell by engulfing it with the cell membrane. The membrane folds over the substance and it becomes completely enclosed by the membrane.

Explanation:

Do dams purify water?

Answers

Answer:

I dont think so but i really dont know.

Explanation:

I dont know.

Answer:

Dams that divert water for power and other uses also remove water needed for healthy in-stream ecosystems. Peaking power operations can cause dramatic changes in reservoir water levels. This can leave stretches below dams completely dewatered.

So yah~

Q.1 WHAT ARE THE COMPONENTS OF BLOOD???????????​

Answers

The components of blood are plasma, white blood cells, red blood cells and platelets.
Hope this helps!

What types of organisms give the soil essential nutrients for new plants to grow?

A.
primary consumers

B.
secondary consumers

C.
producers

D.
decomposers

Answers

Answer:

D.  decomposers

Explanation:

primary, secondary consumers and producers all eventually die.  Decomposers break the  dead organisms down to nitrogen, carbon and other basic elements that can then be used as nutrients for the new plants.

. What organs or system does the skeletal system most interact with? How?

Answers

Answer:

The muscular system

Explanation:

The muscles help move the bones, in which also move you.

Skeletal systems mostly interact with muscles, because skeletal only provide the body with a structure.

How does the skeletal system interact with muscles?

The skeletal system is connected by the muscular system through tendons it provides movement by which all the bones are in a rhythmic movement.

Joints are the position where two bones are connected, and at this place, there is movement allowed up to a particular extent. The nervous system also plays a major role in collaboration with the skeletal system.

Muscles attach to the bone at a particular point of origin, it attaches proximally and distally to the bone at a particular origin and distally at another bone.

Therefore muscular system majorly interacts with skeletal muscle.

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What type of pressure means the air around you is densely packed?.

Answers

In the atmosphere, the density of air particles decreases with height, with more gas particles remaining near the surface of Earth. When only taking into account humidity, dry air is more dense than moist air because of molecular weights of the gases.

In the atmosphere, the density of air debris decreases with height, with greater fuel online debris the last close to the floor of Earth. When simplest thinking of humidity, dry air is greater dense than wet air due to the molecular weights of the gases.

Solids have a tendency now no longer to transport very much - they have an exact form and normally live wherein they are put. Liquids and gases then again are lots greater willing to transport - they are fluid. That's why fluid is both a liquid and gas.

What is atmospheric pressure?

It is described as the pressure in the atmosphere also called barometric pressure, within the earth's atmosphere.

Hence concludes that the air around you is densely packed due to the fact that The accurate announcement is denser exerts extra strain than much less dense air. Explanation: that is due to the fact with the boom in the density there are extra molecules of air that can be packed inside a selected extent of air.

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When water TRANSPIRES from the stoma into the atmosphere, what phase is it in?

Answers

Answer:

it's called transpiration when stomata opens and release extra water

Describe the differences between the structure of the circulatory system of a fish and the human circulatory system.
4 marks

Answers

Answer:

In mammals (like us) there is a double circulation. The right side of the heart receives blood returning back from the body; this blood is low in oxygen (blue in the figure to the right). ... In fish, the heart only has one atrium and one ventricle.

Hope it helps

Which of these is a secondary crop?

A. Sugar
B. Latex
C. Wheat
D. Plums

Answers

Answer:

B I think. let me know if I'm right because I might be wrong.

Answer:

D. Plums

Explanation:

Just took the quiz

In what type of organs are the cells that enter meiosis 1 found

Answers

Answer:

gonads, ovaries and testes

Explanation:

if im right, can i get the crown

which two objects in space formed from the huge disk of ice and debris beyond the outer planets

Answers

comets and pluto

reasoning-

Answer:

pluto and comets,

Explanation:

pluto and comets are two objects in space formed from the huge disk of ice and debris beyond the outer planets

A researcher discovers that a cell is using a particular molecule to store energy for time spans longer
than several minutes. Which 2 molecules could possibly be the type of molecule that the researcher
examined? Hint: Biochemistry Unit.
i. ATP or ADP
ii. ATP or carbohydrate
iii.Carbohydrate or lipid
iv. Lipid or protein

Answers

Answer:

the answer is atp or adp

Explanation:

hopeit helps and carry on lorneg

Help plssssss I need help

Answers

I think of number.c tundra

I have type "A" blood. Which of these can I NOT get blood from? (check all that apply)


A) B

B) A

C) AB

Answers

You cannot get blood from type B blood (A.). Type B blood has anti b antigens which would not work with type A blood.

To which structure does an anticodon bind?

Answers

Answer:

the anticodon sequence will blind to the codon of the mRNA

Match these items.

1. light-sensitive structure
2. groove in the outer covering of dinoflagellates
3. Phytophthera infestans
4. multinucleated feeding phase plasmodial
5. rapid growth of
6. giant brown algae
7. gelatin-like derivative of
8. result of reproduction inside a Volvox colony
9. structure of an alga phototaxis
0. response to
11. Foraminifera daughter
12. Myxomycota red
13. Bacillariophyta

a. kelp
b. plasmodium
c. algin
d. slime mold
e. algae diatoms
f. radiolarians
g. brown algae sulcom
h.late blight
i. light algal bloom
j. colonies
k. eyespot
l. thallus

Answers

Answer:

1. light-sensitive structure : Eyespot

2. groove in the outer covering of dinoflagellates : Brown algae sulcom

3. Phytophthera infestans : Late blight

4. multinucleated feeding phase plasmodial : Plasmodium

5. rapid growth of  : Light algal bloom

6. giant brown algae : Kelp

7. gelatin-like derivative of : Algin

8. result of reproduction inside a Volvox colony : Colonies

9. structure of an alga phototaxis : Thallus

10. response to : Phototaxis

11. Foraminifera daughter : Radiolarians

12. Myxomycota red : Slime mold

13. Bacillariophyta: Algae diatoms

Which type of tectonic plate boundary would most likely result in metamorphic rocks?

Answers

Answer:

convergent plate boundaries

Answer:

convergent

Explanation:

When glucose is made, which of the following can happen to it

Answers

Answer:

It can be stored, transported throughout the tree, and converted into energy which is used to power all cellular processes.

hope this helped :)

Explanation:

PLEASE HELP ME mendel studied heredity by experimenting with
A.hybrid
B. recessive
C. pea plants
D. gregor mendel
E. genes
F. are the same
G. dominant
H. pure
I. two​

Answers

Answer:

Pea plants mendel used pea planta

nonononononononononononono

What molecule powers the brain?
Water
Glucose
DNA
Fats
Bile

Answers

The molecule power that the brain has is GLUCOSE

In a genetic bottleneck, ________ ________ is altered, due to a catastrophic event.

Answers

Answer:

genotype variation

Explanation:

genetic variation is correct

(GIVING BRAINLIEST!!)

Kendra wonders what would happen if the oceans did not exist on Earth. Based on her understanding of the oceans and the water cycle she predicts that Earth would become warmer, with less rain, more clouds, and that living things would not survive. Which part of her prediction is incorrect?

A) That living things would not survive
B) That Earth would get warmer
C) That there would be less rain
D) That there would be more clouds

Answers

Answer:

That there would be more clouds is the incorrect answer

Explanation:

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