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Home Q & A Board Biology-Related Homework Help General Biology
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On the basis of this figure, multicellularity in plants and opisthokonts:
On the basis of this figure, multicellularity in plants and opisthokonts:
On the basis of this figure, multicellularity in plants and opisthokonts:
 
  a. has the same evolutionary origin.
  b. is independently derived in each lineage.
  c. is fixed within the each lineage (all organisms are multicellu
AreebJ   13   1 Reply
6 years ago
The average ocean temperature is shown in this graph with two different estimates using different ...
The average ocean temperature is shown in this graph with two different estimates using different ...
The average ocean temperature is shown in this graph with two different estimates using different methods. What has been the trend over time?
 
  a. Ocean temperature has stayed the same since Earth formed.
  b. Ocean temperature has
MARISHKA   13   1 Reply
6 years ago
Perlite is made from heat-treated mica and its primary use is for nutrient- and waterholding ...
Perlite is made from heat-treated mica and its primary use is for nutrient- and waterholding ...
Perlite is made from heat-treated mica and its primary use is for nutrient- and waterholding capacity.
 
  Indicate whether the statement is true or false

Question 2

What are four of the seven benef
buffy415   13   2 Replies
6 years ago
Broadcast seeding
Broadcast seeding
Broadcast seeding
 
  What will be an ideal response?

Question 2

Extensive range improvements
 
  What will be an ideal response?

Question 3

Why i
Tiffhazz   13   3 Replies
6 years ago
Which of the following phyla is unusual, as it is composed of a single species?
Which of the following phyla is unusual, as it is composed of a single species?
Which of the following phyla is unusual, as it is composed of a single species?
  a. Gnetophtya
  b. Anthophyta
  c. Ginkgophyta
  d. Coniferophyta
  e. Cycadophyta

Question 2[/
sslong79   13   1 Reply
6 years ago
Blastospores are produced by glomeromycetes. ____________________ Indicate whether the statement is ...
Blastospores are produced by glomeromycetes. ____________________ Indicate whether the statement is ...
Blastospores are produced by glomeromycetes.
  ____________________ Indicate whether the statement is true or false.

Question 2

Microsporidia are unicellular parasites of animals.
 
riiiiooottt   13   1 Reply
6 years ago
Compact bone is indicated by
Compact bone is indicated by
Compact bone is indicated by
  a. A.
  b. B.
  c. C.
  d. D.
  e. E.

Question 2

The location of red marrow is indicated by
  a. A.
  b. B.
  c. C.
Jaylen   13   2 Replies
6 years ago
The parietal lobe is indicated by
The parietal lobe is indicated by
The parietal lobe is indicated by
  a. A.
  b. B.
  c. C.
  d. D.
  e. E.

Question 2

The right hemisphere of the cerebrum is specialized
  for
  a. verbal a
becca29   13   2 Replies
6 years ago
Matching I. Select the most appropriate choice for each person. 1. ___ Aristotle 2. ___ Cuvier ...
Matching I. Select the most appropriate choice for each person. 1. ___ Aristotle 2. ___ Cuvier ...
Matching I. Select the most appropriate choice for
  each person.
  1. ___ Aristotle
  2. ___ Cuvier
  3. ___ Darwin
  4. ___ Lamarck
  5. ___ Lyell
  6. ___ Malthus
  A. wrote Principles of Geology
  B. d
Moe.S   13   2 Replies
6 years ago
Why do we seldom see more than three consumer levels in natural systems? 1.There is not enough ...
Why do we seldom see more than three consumer levels in natural systems? 1.There is not enough ...
Why do we seldom see more than three consumer levels in natural systems?
  1.There is not enough energy to support additional levels.
  2.Animals havent evolved to feed on animals at the third level.
  3.Humans take over the role of th
Rnaprh   13   2 Replies
6 years ago
Which of these structures produces a hormone that activates secretion of enzymes within it?
Which of these structures produces a hormone that activates secretion of enzymes within it?
Which of these structures produces a hormone that activates secretion of enzymes within it?
 
  a. mouth
  b. liver
  c. large intestine
  d. small intestine
  e. stomach

Question
Hoshuia   13   1 Reply
6 years ago
The process of displaying and organizing data to represent connections is known as
The process of displaying and organizing data to represent connections is known as
The process of displaying and organizing data to represent connections is known as
A) algebra.
B) differential equations.
C) statistics.
D) graphing.
E) correlation and causation.
mik1104   13   2 Replies
5 years ago
What are hydrogen bonds?
What are hydrogen bonds?
What are hydrogen bonds?
 
  What will be an ideal response?
mndcurrier   14   2 Replies
6 years ago
You want to test whether reciprocity explains the evolution of mobbing behavior in birds. You ...
You want to test whether reciprocity explains the evolution of mobbing behavior in birds. You ...
You want to test whether reciprocity explains the evolution of mobbing behavior in birds.
 
  You have two sources of birds to choose from: (A) a group of birds from your lab that all originated from the same mating pair, and (B) a group o
cbouyer10@gmail   14   1 Reply
6 years ago
On the basis of this figure, multicellularity has evolved:
On the basis of this figure, multicellularity has evolved:
On the basis of this figure, multicellularity has evolved:
 
  a. once. c. three times.
  b. twice. d. at least six times.
peeeps   14   1 Reply
6 years ago
An outbreak of severe diarrhea occurs in an intensive care wing of a major hospital. As a result, ...
An outbreak of severe diarrhea occurs in an intensive care wing of a major hospital. As a result, ...
An outbreak of severe diarrhea occurs in an intensive care wing of a major hospital. As a result, the patients are all screened for colonization and infection by the pathogenic organism. However, not all of the patients identified carrying the organi
gk.forest   14   2 Replies
6 years ago
The natural habitat of a pathogen is referred to as its
The natural habitat of a pathogen is referred to as its
The natural habitat of a pathogen is referred to as its
 
  A. home.
  B. primary inhabitance.
  C. infectious site.
  D. reservoir.


The number of cases of a specific disease per one hundred people exposed is
aschramm   14   2 Replies
6 years ago
A(n) _____ is a personal statement that you write about yourself, and that explores a relatively ...
A(n) _____ is a personal statement that you write about yourself, and that explores a relatively ...
A(n) _____ is a personal statement that you write about yourself, and that explores a relatively open topic with few guidelines.
 
  a. general statement
  b. overall statement
  c. general essay
  d. overall essay

[b
nicolevgreen   14   3 Replies
SDSUAZZ
6 years ago
An accurate analysis of the costs of doing a project is essential to developing a fair price to ...
An accurate analysis of the costs of doing a project is essential to developing a fair price to ...
An accurate analysis of the costs of doing a project is essential to developing a fair price to charge the clients.
 
  Indicate whether the statement is true or false

Question 2

What is the formula
shuangtan   14   3 Replies
6 years ago
If desirous of planting a popular summer annual, which of these would you choose?
If desirous of planting a popular summer annual, which of these would you choose?
If desirous of planting a popular summer annual, which of these would you choose?
 
  a. pansy c. marigold
  b. poppy d. phlox

Question 2

What type of root system has many tiny roots that can l
Aakashtamang619   14   3 Replies
6 years ago
In the first (____________________) stage of composting, organisms that prefer moderate ...
In the first (____________________) stage of composting, organisms that prefer moderate ...
In the first (____________________) stage of composting, organisms that prefer moderate
  temperatures begin the decay process, and the temperature begins to rise.
 
  Fill in the blank(s) with the appropriate word(s).

[
alannah007   14   2 Replies
6 years ago
What is one activity involving competitions, that the local FFA chapter as a whole can compete? ...
What is one activity involving competitions, that the local FFA chapter as a whole can compete? ...
What is one activity involving competitions, that the local FFA chapter as a whole can compete?
 
  A) Record keeping
  B) Classroom experiences
  C) Scrapbooking
  D) Team work examples

Question 2[/
petravarkonyi   14   3 Replies
Dido
6 years ago
Peat, first used about 2000 years ago, was important because ____.
Peat, first used about 2000 years ago, was important because ____.
Peat, first used about 2000 years ago, was important because ____.
 
  a. it produces a very high heat when burned
  b. it can be used while still wet
  c. its low burning heat can be used as an energy source
  d. it is f
huhlady28   14   2 Replies
6 years ago
What term do we use to describe a human-centered viewpoint we use when dealing with natural ...
What term do we use to describe a human-centered viewpoint we use when dealing with natural ...
What term do we use to describe a human-centered viewpoint we use when dealing with natural resources and the
  environment?
 
  What will be an ideal response?

Question 2

Water is plent
mack   14   2 Replies
6 years ago
What is the major cause of increasing the frequency of milkings per day? What will be an ideal ...
What is the major cause of increasing the frequency of milkings per day? What will be an ideal ...
What is the major cause of increasing the frequency of milkings per day?
 
  What will be an ideal response?

Question 2

____________________ is a combination of organic and inorganic material.
husan   14   2 Replies
6 years ago
What are the primary considerations in chemical control of unwanted plants? What will be an ideal ...
What are the primary considerations in chemical control of unwanted plants? What will be an ideal ...
What are the primary considerations in chemical control of unwanted plants?
 
  What will be an ideal response?

Question 2

What are some considerations in mechanical control of unwanted plants?
Gracehart1   14   2 Replies
6 years ago
The occurrence of human identical twins is evidence that:a. all human cells are totipotent. b. no ...
The occurrence of human identical twins is evidence that:a. all human cells are totipotent. b. no ...
The occurrence of human identical twins is evidence that:a.
   all human cells are totipotent.
  b. no human totipotent cells have been identified.
  c. the only totitpotent human cell is the one-cell embryo.
  d. cells in a two-c
tyrich   14   2 Replies
6 years ago
Which of the following events concerning a response to a stimulus comes first?
Which of the following events concerning a response to a stimulus comes first?
Which of the following events concerning a response to a stimulus comes first?
  a. transmission
  b. reception
  c. action by effectors
  d. involvement of the brain and spinal cord
  e. integration
Nwere   14   2 Replies
6 years ago
You are given a box of bones which includes a tall narrow pelvis and a foot with non-aligned toes. ...
You are given a box of bones which includes a tall narrow pelvis and a foot with non-aligned toes. ...
You are given a box of bones which includes a tall narrow pelvis and a foot with non-aligned toes.
  Which statement would not be supported by these bones?
  a. The animal could brachiate.
  b. The animal was a hominoide.
  c. The
TheBoss52034   14   3 Replies
6 years ago
The class __________ includes Lumbricus terrestris, the common earthworm.
The class __________ includes Lumbricus terrestris, the common earthworm.
The class __________ includes Lumbricus terrestris, the common earthworm.
  A. Oligochaeta
  B. Polychaeta
  C. Polyplacophora
  D. Hirudinea
  E. Malacostraca

Question 2
[
D_o_m   14   3 Replies
6 years ago
Which of the following statements regarding cDNA libraries is false?
Which of the following statements regarding cDNA libraries is false?
Which of the following statements regarding cDNA libraries is false?
  a. They are usually double stranded DNA.
  b. They are composed of DNA synthesized with the use of reverse transcriptase.
  c. They are composed of DNA synthesized
diamonddiva007   14   1 Reply
6 years ago
A morula contains about how many cells?
A morula contains about how many cells?
A morula contains about how many cells?
  a. 1
  b. 30
  c. 100
  d. 500
  e. 1,000

Question 2

The process by which specific body tissues and organs form is ____.
tempuser   14   1 Reply
6 years ago
When both alleles for a particular trait are expressed at the same time, we see an example of
When both alleles for a particular trait are expressed at the same time, we see an example of
When both alleles for a particular trait are expressed at the same time, we see an example of
  a. incomplete dominance.
  b. simple dominance.
  c. recessivity.
  d. codominance.
  e. corecessivity.
memoloka   14   1 Reply
6 years ago
In which of the phases is the number of DNA molecules more than diploid?
In which of the phases is the number of DNA molecules more than diploid?
In which of the phases is the number of DNA molecules more than diploid?
  a. S only
  b. S and G2 only
  c. S, G2, and all of mitosis
  d. S, G2, prophase, and metaphase
  e. S, G2, and telophase

[fa
bunnies   14   3 Replies
6 years ago
Which of the following statements is false?
Which of the following statements is false?
Which of the following statements is false?
  a. The systemic circuit initially carries oxygenated
  blood.
  b. Humans have an open circulatory system.
  c. The function of the heart is to generate pressure
  to make blood f
anja@phs.ae   14   3 Replies
6 years ago
Which of the following statements is(are) true of homeotic genes?
Which of the following statements is(are) true of homeotic genes?
Which of the following statements is(are) true of
  homeotic genes?
  a. More than one hundred of them have been
  identified.
  b. The same mechanisms control their transcription
  regardless of the species.
  c. Many o
Tegab   14   3 Replies
6 years ago
In the United States, superbugs cause serious illness in over ____ people per year.
In the United States, superbugs cause serious illness in over ____ people per year.
In the United States, superbugs cause serious illness in over ____ people per year.
  a. 1000
  b. 100,000
  c. 1,000,000
  d. 2,000,000
  e. 5,000,000

Question 2

Dur
vicmillz   14   3 Replies
6 years ago
Which of the following master genes determines the sex of a mammal?
Which of the following master genes determines the sex of a mammal?
Which of the following master genes
  determines the sex of a mammal?
 
  a. SHY
  b. ART
  c. SRY
  d. PAX
  e. FOX

Question 2

A Barr body exists for the
Alexis23   14   3 Replies
6 years ago
In order to be certain that blood transfusions are as safe as possible, medical laboratories use ...
In order to be certain that blood transfusions are as safe as possible, medical laboratories use ...
In order to be certain that blood transfusions are as safe as possible, medical laboratories use cross-matching to mix small samples of donor blood with recipient ________.
jonathanvsjkgof   14   2 Replies
5 years ago
Which of the following is an aspect of asexual reproduction that is sometimes disadvantageous?
Which of the following is an aspect of asexual reproduction that is sometimes disadvantageous?
Which of the following is an aspect of asexual reproduction that is sometimes disadvantageous?
A) It allows animals that do not move around to produce offspring without finding mates.
B) It allows an animal to produce many offspring quickly.
C) I
thomas3333   14   2 Replies
5 years ago
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