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Snezhnost [94]
3 years ago
12

Students examined a large crack found in a boulder where a tree was growing. Which kind of process were un

Biology
1 answer:
RSB [31]3 years ago
5 0
Students examined a large crack count in a boulder where a tree was growing. Which kind of process were the students observing?

C.
Weathering
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One common test of language lateralization is invasive; it involves injecting ____________ into the carotid artery.
vova2212 [387]

Answer:

barbiturate/sedatives

Explanation:

Lateralization is a process of studying the split functions of the brain hemispheres. The most common test used for testing lateralization is obtained from sodium amytal studies. In this study a barbiturate or a sedative is injected into the carotid artery either left or the right artery. So, till the time the barbiturate hampers the functioning of any hemisphere, the functions associated with that hemisphere also gets hampered or are sustained for a while. This technique is of invasive nature

4 0
3 years ago
A molecule that has regions of partial positive and partial negative charge
nasty-shy [4]

Answer:

A) polar

Explanation:

Polar molecules contains  partial positive and partial negative charge as in all polar molecules two atoms have unequal sharing electron. Due to unequal sharing of electrons, one atom that attracts valence electrons strongly gains positive charge and other gain negative charge.

For example water, water is a polar molecule having partial negative and partial positive charge because the oxygen atom in water attracts electrons more strongly than the hydrogen atoms.

Hence, the correct answer is "A) polar".

7 0
3 years ago
Chemical formulas contain subscripts. What is the purpose of
Solnce55 [7]
A

It is used to represent the number of atoms in the element. H2O is 2 Hydrogen molecules and one oxygen molecule, however we don’t wright the 1.
5 0
2 years ago
The fossilized teeth of ancestors of the modern horse have grown progressively larger and flatter over the past 60 million years
ohaa [14]
Because nowadays, many horses are domesticated, and food they would have eaten in the wild, they don't usually eat anymore. They have learnt to adapt to eating other foods, like hay, that require molars to ingest. This is why over time, their tooth structure has changed.
4 0
3 years ago
In Meiosis, when chromosomes fail to separate, two things can occur. Either an extra chromosome may appear in the cell, or one m
Arturiano [62]

Answer:

Nondisjunction

Explanation:

first one

7 0
2 years ago
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