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bixtya [17]
3 years ago
10

Bacteria were first observed in 1903. True False

Biology
1 answer:
zheka24 [161]3 years ago
7 0

Answer:

FALSE!

Explanation:

We have known and observed bacteria from the 1600's! (1676)

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1. Igloos are buildings that are made of packed
Margaret [11]

The particles of the snow have kinetic energy, but being a solid, it has less kinetic energy than that of liquid water. So they move around in a place about its mean position.

Option C

<h3><u>Explanation:</u><u> </u></h3>

Igloos are the small homes made up of snow. It used to be homes for the people living in Arctic regions in past. Now some tribes still live in these igloos, or they are made by tourists for amusements.

Snow is basically precipitation of ice from clouds. Being the solid form of water, ice has molecules more compactly arranged in its crystal structure. Thus, the molecules cannot move here and there like in fluid. But having some kinetic energy, they have certain movements i.e vibrations around its mean position.

7 0
3 years ago
An animal without a body cavity is called
vfiekz [6]
An animal without the body cavity is called acoelomic. .......
5 0
3 years ago
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Bengal Tigers (Panthera tigris tigris) have coat colors that are either golden (the dominant trait) or white. In examining a pop
Hoochie [10]

Answer:

5%

Explanation:

Frequency of white tigers = 4%

population of tigers = 200

number of heterozygotes = 10

<u>Determine the actual genotype frequency of Heterozygotes </u>

frequency of heterozygotes = Number of heterozygotes / population

= ( 10 / 200 ) * 100

= 0.05 * 100 = 5%

7 0
3 years ago
Which of these pairs of body structures BEST illustrates a homologous relationship?
Rashid [163]
<span>A) Leg of a horse and the leg of a dog.
The rest of the choices are examples of convergent evolution because they are similar in  structures that evolved in separate places in the animal kingdom.
>Bats are mammals and birds are not, yet they both evolved a similar appendage</span><span>
Choices to this question are:
A) the leg of a horse and the leg of a dog
B) the wing of a bat and the wing of a bird
C) the fin of a dolphin and the fin of a shark
D) the beak of a bird and the beak of a turtle</span>
4 0
3 years ago
I need help asap please and thank you!
Aneli [31]

Answer:

They formed from a cloud of dust and gas.

Explanation:

A nebula is where the formation of stars takes place, so the Nebula Theory would pertain to the planets forming in the same way.

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