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BARSIC [14]
3 years ago
12

NEED HELP!!!!!! QUICK PLEASE!

Biology
2 answers:
Sliva [168]3 years ago
8 0

Answer:

Last one

Explanation:

I took this test

blagie [28]3 years ago
4 0

Answer:

its D, it can make earths climates warmer.

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From which graph below would you conclude that velocity decreases directly with time?
Jet001 [13]
I dont see a photo? can you rewrite it

3 0
2 years ago
A new predator is introduced into the ecosystem shown in the food web below. This predator feeds on bees and mice. How will this
Inessa05 [86]

Answer:If your from Study island, the answer is C: There will be a decrease in bees and mice which will cause a increase in the black bear and fox population.

Explanation:

Because a new predator is coming in and the new predator won't hunt the other predators it will just hunt the weaker ones like the mice and bees

6 0
3 years ago
Read 2 more answers
What could a scientist do to determine what era the Eocene Period belongs to on the geologic time scale?
Burka [1]

Answer:

Option B) study information related to the Cenozoic era

Explanation:

The complete question is

Scientists discovered that the Eocene time period existed in Earths history around 34 MYA. What do they need to do to determine what time period Eocene belongs to on the geologic time scale?

A) learn what happened during Precambrian time

B) study information related to the Cenozoic era

C) view the timing of events in the Mesozoic era

D) research events that happened during the Paleozoic era

Solution -

The period of Eocene belong to the Cenozoic era. The Cenozoic era is divided into three periods-  

a) The Paleogene – Existed between 65.5 to 23.03 million years ago

b) The Neogene - Existed between 23.03 to 2.6 million years ago

c) The Quaternary – Started some 2.6 million years ago and is continuing till present

The Paleogene is subdivided into three epochs –  

A) The Paleocene – existed between 65.5 to 55.8 million years ago

B) The Eocene – existed between 55.8 to 33.9 million years ago and  

C) The Oligocene – existed between 33.9 to 23.03 million years ago

Hence, studying about Cenozoic era will give information about the Eocene epoch

Hence, option B is correct

5 0
3 years ago
what cellular mechanisms allow human body cells to maintain these concentrations ?
sweet [91]
Answer:


Active transport: movement against a gradient To move substances against a concentration or electrochemical gradient, a cell must use energy. Active transport mechanisms do just this, expending energy (often in the form of ATP) to maintain the proper concentrations of ions and molecules in living cells.
4 0
3 years ago
You place different colored liquids in a hummingbird feeder and count how many hummingbirds visit.
KonstantinChe [14]

Answer:

the different colored liquids would've the manipulated while the amount of hummingbirds that visit is the responding variable.

4 0
2 years ago
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