ehd123

main plant hormones, main hormones?

main plant hormones, main hormones?

i was wondering what the 4 main plant hormones are. I keep finding lists with 5 main hormones, but my teacher said there are 4. So what would be the main 4 hormones in plants?


i found abscisic acid, auxins, cytokinins, Ethylene, & Gibberellins.
whi

!JRon@n   525   1 Reply

06scottmandy

I need some small plants that grow really really fast. Please help!!!?

I need some small plants that grow really really fast. Please help!!!?

I have to do a science project (sigh). So I need to know a list of small plants that grow amazingly fast. Thank you!

!JRon@n   271   1 Reply

flautist1302

What percentage of crops in the US are genetically modified?

What percentage of crops in the US are genetically modified?

I need to know what % of food grown in the United States isproduced by GMOs or genetically modified organisms. I also need a source. Thanks in advance

**This includes livestock!

!JRon@n   315   1 Reply

cheap.tb.soln

What are the types of trees or evergreen plants?

What are the types of trees or evergreen plants?

What are the types of trees or evergreen plants?
In fact, I live in Syria in the Middle East in Damascus remains the oldest city in the world, has increased the proportion of greenhouse gases which led to an increase in temperature and lack of rain s

#8   586   3 Replies

NurseMajor

What is the difference between embryonic and somatic stem cells?

What is the difference between embryonic and somatic stem cells?

2. What does SCNT stand for? What is it?

#8   396   1 Reply

michaelsims

Which statement about the nitrogen cycle is FALSE?

Which statement about the nitrogen cycle is FALSE?

a       It has an important atmospheric component.
b       Atmospheric N is readily available to virtually all organisms.
c       Organic N is passed through the food chain.
d       Several different kinds of bacteria convert N from one form to anoth

#8   1027   2 Replies

smithc

Carbon dioxide is reduced to organic sugars during the?

Carbon dioxide is reduced to organic sugars during the?

A. TCA cycle
B. nitrogen fixation cycle
C. glycolysis
D. light reactions
E. mitosis

(catalina)   283   2 Replies

zoga13

When an embryo sac is fertalized, which cell is not diploid?

When an embryo sac is fertalized, which cell is not diploid?

The zygote or the endosperm?

(catalina)   251   1 Reply

irenegall

What type of cells are most prevalent when looking at papyrus under a microscope?

What type of cells are most prevalent when looking at papyrus under a microscope?

Options: sieve elements, tracheids, parenchyma, or periderm?

02bchallenged   320   1 Reply

lhendrix

How can you tell the difference between a xylem and phloem in a typical vascular plant?

How can you tell the difference between a xylem and phloem in a typical vascular plant?

How can you tell the difference between a xylem and phloem in a typical vascular plant?

02bchallenged   691   2 Replies

toddandrus1

Are any of the 4 types of phloem cells lignified?

Are any of the 4 types of phloem cells lignified?

Are any of the 4 types of phloem cells (sieve tube elements, companion cells, fibers, and phloem parenchyma cells) lignified?

02bchallenged   985   1 Reply

11askaggs

Arrange the following five events in an order that explains the mass flow of materials in the phloem?

Arrange the following five events in an order that explains the mass flow of materials in the phloem?

Water diffuses into the sieve tubes
leaf cells produce sugar by photosynthesis
solutes are actively transproted into sieve tubes sugar is transported from cell to cell in the leaf sugar
moves down the stem

Question#2
which of these is incorrectly p

02bchallenged   969   1 Reply

firetruckboom

what is the difference between root system of ferns and angiosperm?

what is the difference between root system of ferns and angiosperm?

help please...

06Ralph   546   2 Replies

lhianeo8

Compare the human cardiovascular system with phloem in plants?

Compare the human cardiovascular system with phloem in plants?

Preparing for a biology exam, any brainstorming would be greatly appreciated.

06Ralph   595   1 Reply

iknowdoyou3

How do auxins cause a plant to bend toward light?

How do auxins cause a plant to bend toward light?

1. How do auxins cause a plant to bend toward light?  
A. They cause more cells to form on the lighted side of a stem.  
B. They cause more cells to form on the shaded side of a stem.  
C. They cause cells on the lighted side of a stem to elongate, b

06scottmandy   662   1 Reply

oceanwoods

give me the differences of the 5 simple permanent tissues? Epidermis,Parenchyma, Collenchyma, Cork?

give me the differences of the 5 simple permanent tissues? Epidermis,Parenchyma, Collenchyma, Cork?

at least 5

11askaggs   843   1 Reply

firework6

where does reproduction take place in an angiosperm?

where does reproduction take place in an angiosperm?

a. leaves
b. flowers
c. cones
d. pollen


which one?

11askaggs   496   1 Reply

DAV620

What are xylem and phloem and in which plants are they founds?

What are xylem and phloem and in which plants are they founds?

What are xylem and phloem and in which plants are they founds?

11askaggs   728   3 Replies

fire_crystal

What is the main problem with generic food products?

What is the main problem with generic food products?

What is the main problem with generic food products?

▸ cost

▸ advertising expense

▸ variability

▸ packaging

2014Chevy   38   1 Reply

vlswaitshe

What is the dilute form of milk, produced by the mother cat during the first 18 to 36 hours of lactation?

What is the dilute form of milk, produced by the mother cat during the first 18 to 36 hours of lactation?

What is the dilute form of milk, produced by the mother cat during the first 18 to 36 hours of lactation?

▸ colostrum

▸ struvite

▸ milk replacer

▸ king's milk

2014Chevy   44   1 Reply

biogod

The rabbit will spend the majority of its life span at maintenance.

The rabbit will spend the majority of its life span at maintenance.

The rabbit will spend the majority of its life span at maintenance.

▸ true

▸ false

2014Chevy   43   1 Reply

layjawil

Which of the following is a protein that allows a chemical reaction to take place that otherwise ...

Which of the following is a protein that allows a chemical reaction to take place that otherwise ...

Which of the following is a protein that allows a chemical reaction to take place that otherwise would not, or would take place at a rate too slow to be useful?

▸ enzyme

▸ cellulose

▸ galactose

▸ triacylglycerols

2014Chevy   110   1 Reply

Myiaaaaaahhhh

Standard photosynthesis (C3) plants are more susceptible to photorespiration than either C4 or CAM ...

Standard photosynthesis (C3) plants are more susceptible to photorespiration than either C4 or CAM ...

[html]Standard photosynthesis (C3) plants are more susceptible to photorespiration than either C4 or CAM plants. Why do most plants lack the C4

2014Chevy   62   1 Reply

jim

Which of the following distinguish gnathostomes from other chordate lineages?

Which of the following distinguish gnathostomes from other chordate lineages?

[html]Which of the following distinguish gnathostomes from other chordate lineages?


▸

2014Chevy   92   1 Reply

momoneymoprobz

What is the most widely accepted and supported model for explaining the movement of phloem sap in ...

What is the most widely accepted and supported model for explaining the movement of phloem sap in ...

[html]What is the most widely accepted and supported model for explaining the movement of phloem sap in flowering plants?


▸

2014Chevy   65   1 Reply

rrraval3

In goat terminology, a ________ is a mature female meat goat.

In goat terminology, a ________ is a mature female meat goat.

In goat terminology, a ________ is a mature female meat goat.
 
  a. Nanny c. Billy
  b. Wether d. Doe

Question 2

Beginning in the 1980s, the emphasis was on high____________________pigs: very

216339   67   2 Replies

216339

_________________________ are swaths of trees, shrubs, or grasses planted along the banks of ...

_________________________ are swaths of trees, shrubs, or grasses planted along the banks of ...

_________________________ are swaths of trees, shrubs, or grasses planted along the banks of streams, rivers, wetlands, or lakes.
 
  Fill in the blank(s) with correct word

Question 2

A chisel is a

216339   73   3 Replies

jandro98

Large farms have higher profit margins than small farms. (True or false?)

Large farms have higher profit margins than small farms. (True or false?)

Large farms have higher profit margins than small farms.
 
  Indicate whether the statement is true or false

Question 2

What is the largest environmental problem stemming from agriculture?
 

216339   68   2 Replies

216339

Sod does not have to be installed soon after it is cut. (True or false?)

Sod does not have to be installed soon after it is cut. (True or false?)

Sod does not have to be installed soon after it is cut.
 
  Indicate whether the statement is true or false

Question 2

Plants that fill large amounts of space on the ground and in the air serve as _

216339   36   2 Replies

216339

Class I land can be used safely for any kind of farm production. (True or false?)

Class I land can be used safely for any kind of farm production. (True or false?)

Class I land can be used safely for any kind of farm production.
 
  Indicate whether the statement is true or false

Question 2

Ruth Harrison's book, Animal Machines: The New Factory Farming Industr

216339   48   3 Replies

vbsb723

Rocks are classified into three groups. Which of the following is not a rock classification?

Rocks are classified into three groups. Which of the following is not a rock classification?

Rocks are classified into three groups. Which of the following is not a rock classification?
 
  A) angular
  B) igneous
  C) sedimentary
  D) metamorphic

Question 2

_________________

216339   51   2 Replies

216339

Provide four factors for judging functional quality of turf and briefly explain each. What will ...

Provide four factors for judging functional quality of turf and briefly explain each. What will ...

Provide four factors for judging functional quality of turf and briefly explain each.
 
  What will be an ideal response?

Question 2

Provide six factors used to assess visual turf quality and briefl

216339   53   2 Replies

216339

What will happen if sweet corn is planted too close to field corn or popcorn? What will be an ...

What will happen if sweet corn is planted too close to field corn or popcorn? What will be an ...

What will happen if sweet corn is planted too close to field corn or popcorn?
 
  What will be an ideal response?

Question 2

What is the difference between a summer squash and a winter squash?

216339   68   3 Replies

Bobbybbbbb

Which of the following conditions is caused by usage of vitamin K in its synthetic form?

Which of the following conditions is caused by usage of vitamin K in its synthetic form?

Which of the following conditions is caused by usage of vitamin K in its synthetic form?

▸ decalcification

▸ hypervitaminosis

▸ myopathy

▸ hemolysis

3099592   47   1 Reply

djaser

Celine noticed how her small cat grew to the point that the animal looked overweight, possibly ...

Celine noticed how her small cat grew to the point that the animal looked overweight, possibly ...

[html]Celine noticed how her small cat grew to the point that the animal looked overweight, possibly already obese. What are the obvious signs that Celine should look out for to see if her pet is indeed obese?

▸ no waist, fat is visible over tail

▸

3099592   35   1 Reply

Osielg123

Compare and contrast the role of O2 and H2O in photosynthesis and cellular respiration.

Compare and contrast the role of O2 and H2O in photosynthesis and cellular respiration.

Compare and contrast the role of O2 and H2O in photosynthesis and cellular respiration.

3099592   66   1 Reply

DEMarcet13

Every amino acid has a carboxylic acid group made up of one carbon and two oxygens.

Every amino acid has a carboxylic acid group made up of one carbon and two oxygens.

Every amino acid has a carboxylic acid group made up of one carbon and two oxygens.

▸ true

▸ false

54152151   96   1 Reply

Fentonj

Cats are capable of making taurine, a beta-sulfonic amino acid that all animals need.

Cats are capable of making taurine, a beta-sulfonic amino acid that all animals need.

Cats are capable of making taurine, a beta-sulfonic amino acid that all animals need.

▸ true

▸ false

54152151   64   1 Reply

1234why

Why are guinea pigs used as experimental animals in the study of connective tissue synthesis and ...

Why are guinea pigs used as experimental animals in the study of connective tissue synthesis and ...

[html]Why are guinea pigs used as experimental animals in the study of connective tissue synthesis and wound healing?

▸ They are friendly and easy to handle.

▸ They are unique in not being able to produce ascorbic acid.

▸ They originated from Sout

54152151   63   1 Reply

megansamone

Ten-year-old Kevin was thrilled when his mom finally agreed to allow him a pet turtle. Kevin asked ...

Ten-year-old Kevin was thrilled when his mom finally agreed to allow him a pet turtle. Kevin asked ...

[html]Ten-year-old Kevin was thrilled when his mom finally agreed to allow him a pet turtle. Kevin asked his dad to buy eight pieces of mackerel on his way back from work, for his pet's weekly supply of food. What is the danger of regularly feeding m

54152151   130   1 Reply

stereohearts