Biology College

Which was not developed in the 1800s?


natural selection


germ theory


scientific method


cell theory

Answers

Answer 1

Answer:

germ theory

Explanation:

it was founded in the 19th century and founded by a man named Louis pasteur and robert koch who provided the final clue

Answer 2
Cell Theory is your answer

Related Questions

From DNA to protein involves which series of events?Which of the following correctly describes the locations of transcription and translation within a eukaryotic cell?

Answers

Answer:

DNA istranscribed in the nucleus, then the mRNAtranscript is transported to the cytoplasm to be translated into protein.

Explanation:

I hope that this is what you were looking for

What are the "energy factories" within a plant cell?

Answers

mitochondria is the energy factors in a plant cell! hope this helps

Please help!!!! 20 points

Answers

Answer:

Producers: Leaves and the other plant thing (i don't know the name of it)

First-level consumers: Squirrel, grasshopper, rabbit, rat

Second-level consumers: Frog, rat

Third-level consumers: Fox, owl, snake

Herbivores: Grasshopper, rabbit, squirrel

Carnivores: Frog, fox, snake, owl

Omnivores: Rat

What is a swell wave?

Answers

Answer:

Swell are waves (usually with smooth tops) that have moved beyond the area where they were generated. The distance between the crests, or tops, of the waves that make up swell is usually much greater than the distance between waves being actively generated by wind blowing over the water.

Explanation:

Why don’t eclipses occur during any other moon phases besides the new and full moon?

Answers

The Sun's (S) shadow cones ( umbras ) of the Moon (M) and the
Earth (E) are revolving, relatively.. When the Moon's umbra sweeps
the Earth's surface, it is solar eclipse. If the Earth's shadow sweeps
the surface of the Moon, it is lunar eclipse. These do not happen in
every New Moon and Full Moon. They happen, when the
∠
E
M
S
, during New Moon, and the
∠
M
E
S
. during Full
Moon, are very near
180
o
, for near-perfect alignment.

29.
Use the diagram below to answer questions 29 and 30.
Use Note-taking 22-6 to help you identify the five major root structures on the drawing of a
dicot root.
А A.
B
B.
с
C.
D.
D
E.
E

Answers

Answer:

The diagram represents the process of enlarging a rectangle using a scale factor of 3. The width of the original rectangle must be:

9 in.

11 in.

12 in.

17 in.

Explanation:

What is a basic function of a cell

Answers

Answer:

The answer is below

Explanation:

They provide structure and support, facilitate growth through mitosis, allow passive and active transport, produce energy, create metabolic reactions and aid in reproduction.

Hope this helps:)

Some bird species, like the oxpecker seen here, have a special relationship with certain large mammals, including
rhinos, giraffes, and zebras. Oxpeckers land on the zebras and eat ticks and other parasites that live on their skin. The
oxpeckers get food while the zebras get pest control. Additionally, oxpeckers fly up and scream a warning to zebras
when danger is present. This behavior is an example of what type of relationship?
A)
co-evolutionary
Eliminate
B)
mutualistic
parasitic
D)
predator-prey

Answers

Answer:

This is a mutualistic relationship

B (mutualistic parasitic)

What does it mean for a virus to "infect" a cell?
Tir
11
The virus lands on the outside of the cell and remains there until the cell produces more viruses.
The virus lands on the outside of the cell and eats proteins on the surface of the cell.
The virus lands on the outside of the cell and injects its genetic material into the cell.
The virus lands on the outside of the cell and injects its proteins into the cell.

Answers

Answer:

I think the answer is...

the virus lands on the outside of the cell and injects its genetic material into the cells  

i'm not sure but this is what I think...

Explanation:

Viruses usually inject their all genetic material into one cell to individual virion contains multiple copies of its fusion protein.

Which wavelength is reflected off plants stems and leaves

Answers

well if i were to say it simply, a RED LIGHT is an easier wavelength though plants look green to us. if you would want to be more specific, it mainly consists of details in the electromagnetic spectrum or photosynthesis, energy, and the special pairs of the chlorophyll molecules!!!

Which of the following is not a biotic factor?
A. Giraffe
B. Lion
C. Cactus
D. Wildebeest

Answers

Answer:

cactus

dudidjdidj jdudhd

Elliptical galaxies form a perfect sphere or an ellipse.

True
False

Answers

Answer:

True

Explanation:

A group of billions of stars in space is known as a galaxy. ... Irregular ones do not have specific shape and elliptical galaxies are three dimensional. It has ellipsoidal shape which formed of deformation of sphere and looks like ellipse. Hence, the given statement is true.

brown rabbits have the genotype BB or Bb. White rabbits have the genotype bb. If two brown rabbits, with the genotypes seen in the Punnett square above, have baby rabbits, what is the probability that the baby rabbits will also be brown?

a) 25%
b)50%
c)75%
d)100%


​

Answers

i believe its 75% or 50% definetly use a punnet square to check tho!

Explanation:

BB: brown

Bb: brown

bb: white

Since you didn't give the variables, here is how you make a punnet square:

Make a box with four boxes inside.

_______________

|                |                |

|                |                |

_______________

|                |                |

|                |                |

_______________

Put the variables on each side:

Example:

____B_____b____

B|                |                |

  |                |                |

  _______________

b|                |                |

  |                |                |

  _______________

then fill in :

____B_____b____

B|         BB       |   Bb        |

  |                    |                |

  _______________

b|                    |                |

  |        Bb        |   bb         |

  _______________

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