9
Which level of organization is characterized by a group of cells that work together to perform a common function?
organ
tissue
organ system
organism
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pleaseeeeeeeeeeeeeeee helppppppppppp

Which of the following best predicts a long term effect of the differences between the E and Z strains

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Which term is associated with asexual reproduction but not sexual reproduction?
A. fertilization
B. conjugation
C. Fission

Answer the lab question, “What is the effect of the inheritance of one trait on the inheritance of a second trait?” with a hypothesis. Remember that you can either assume that the two genes are independent or that they are linked. What results would you expect in either case?

Please select the word from the list that best fits the definition

make food from sunlight, water and carbon dioxide



consumers

decomposers

producers

explain how blood flows through the heart​

When wind speeds are not fast enough to be called a hurricane, what is the name given?

Which observations support the student's claim that the
log represents a microhabitat?

In order for an object to sink, its density must ___________ 1g/ml.

a.
be less than
c.
be equal to
b.
be greater than
d.
be double



Please select the best answer from the choices provided


A
B
C
D

Which of the following is an
example of active transport?
A. diffusion
B. moving molecules from an area of high to low
concentration
C. moving molecules against a concentration
gradient
D. moving molecules with the concentration
gradient

Which of the following is a fossil fuel

Why is it necessary for oceanographers to analyze river pollution levels?

HELPP ME PLZ I NEED HELP

HELP PLEASE

What behavior allows newborn animals to recognize and follow the first moving object they see?

Question 4 options:

conditioning


courting


mimicking


imprinting

The arrow labeled C represents a transfer of chemical energy to mechanical energy. Explain why this is true or false. True or False. The arrow labeled A represents a transfer of solar energy to chemical energy. Explain why this is true or false. Which arrow or arrows represent a release of carbon dioxide? What process is occurring at the arrow(s) you selected? Which arrow or arrows indicate a process that cycles carbon from living or nonliving organisms? Describe the process or processes you selected. Which arrow or arrows represent reactions that demonstrate a conservation of mass and energy? Explain your answer.

7 DDT is a pesticide that was once widely used to control agricultural pests and
mosquitoes. However, this pesticide caused the eggshells of certain birds, including the
brown pelican, to become fragile and thin. The adults would then accidentally crush the
eggs while trying to incubate them.
What happened to brown pecan populations as a result of DDT use by humans?
A The populations increased much more slowly.
B The populations decreased as fewer eggs survived long enough to hatch.
C The populations remained stable over time.
D The populations increased as pelicans laid more eggs so that more offspring would
survive.

QUESTION 39
According to the lecture, which structure of the ear did the professor associate with possible mathematical genius?
Cochlea
Semicircular canal
O Stapes
o Tympanic membrane

Why do populations increase and decrease

1. Name the living things that make food for themselves and provide food for others

also ______​

Which of these energy resources is sustainable? A. Wind O B. Oil O C. Coal O D. Biofuel​

answer and show proof and ill give brainliest

what does it show the last answer choice is quarter moon

science!!!

If you cross parent 1 (Rr) with parent 2 (Rr), what percentage of the offspring will have a purebred geneotype?

A:) 25%, 1/4

B:) 50%, 2/4

C:) 75%, 3/4

D:) 100%, 4/4

Identify two two layers of earth where selsmic s waves do not travel
A.upper mantle
B.lower mantle
C.outer core
D.inner core

Help pls ;<; /A city lies near a forest. The city leaders decide the forest should be protected. There is a stream running through the forest, too. Which action would preservationists and conservationists agree on? A. Some fish can be caught in the stream. B. Fighting forest fires should be allowed. C. The forest and stream should be protected. D. Hunting shouldn’t be allowed in the forest. E. People should be allowed to camp in the forest.

What are the four classes of nutrients?

which trophic level of the energy pyramid does the anchovy belong?
A: 1: producer
B: 2: Primary consumer
C: 3: Secondary consumer
D: 4: Tertiary Consumer

Friction reduces efficiency because energy is lost as ____.
a.
work
c.
gravity
b.
heat
d.
thrust


Please select the best answer from the choices provided

A
B
C
D

For this question, use the fact that pea plants use simple dominant inheritance patterns. T = tall trait, t = short trait.
heterozygous tall plant is crossed with a heterozygous tall plant. What percent of the offspring will be short?
A 0%
B 25%
C 50%
D 75%
E 100%

What is number 2 & 3 ?