BIOLOGY HIGH SCHOOL

2. Choose the two compounds that are formed with an ionie bondB
N
Ne
IM
Na Ma
K
Cr Mn Fe Co Ni Cul En Ga Ge As BK
ca
ST
A. PRO
G. Hech
Deo

Answers

Answer 1
Answer: I’m confused on ur multiple choose “answers”

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Red blood cells float in blood plasma. What kind of mixture is blood?
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Earth receives thermal energy from the sun via radiation. Which of the following is a result of this energy transfer?A. There is matter to produce carbon compounds on Earth.B. Earth is a closed system in terms of energy.C. There is energy to support life on earth.D. Energy is created but not destroyed in the earth system
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The protoplasm and cytoplasm of a plant are interchangeable terms

Answers

No. These two terms aren't interchangeable. 
Protoplasm is the living content of a cell which is surrounded by a plasma membrane called the cell membrane. It is composed of a mixture of small molecules including ions, amino acids, monosaccharides and water, and macromolecules like nucleic acids, proteins, lipids and polysaccharides.
In eukaryotes,  the protoplasm surrounding the cell nucleus is known as the cytoplasm.

SOS:

The answer is FALSE!!!

The cytoplasm is protoplasm that surrounds the nucleus. All the organic substances of the cell are referred to as the protoplasm. The cytoplasm and the nucleus make up the protoplasm.

Hope this helps!!

In the 1950s, what discovery revolutionized biotechnology?cloning sheep
using electrons for microscopes
splicing genes
molecular structure of DNA

Answers

it was molecular structure of DNA this was appeared 1n April 1953 Watson and Crick presented the structure of DNA- Helix.it carried the genetic information. the DNA Molecule shaped in twisted ladder.franklin produced an X- ray photograph. DNA structure is made of molecules called nucleotide. Watson and crick also work on 3-D structure of DNA. this mark the history in molecular biology to understanding the genes control and genetic information.they also work on cell.they use stick and ball to understand to test their idea.

Most places on Earth experience one low tide and one high tide each day.TRUE OR FALSE
ANSWER ASAP

Answers

most have two low tides and two high tides a day, while some have one low tide and one high tide , so technically false

Which of the following would you expect to find in a primitive community?a. deer
b. trees
c. shrubs
d. algae
Succession is _______.
a. harmful to ecosystems
b. a natural recovery process
c. unnecessary for ecosystem recovery
d. a one-time event

Answers

1. The answer is (d.) algae

In a primitive type of community, algae is most likely to be found than deer, trees, and shrubs. In anthropology, primitive culture is referring to a society or a community to lack cultural, technological, or economic sophistication. 

2. The answer is (b.) a natural recovery process

Ecological succession is the process of change within an ecological community.Succession occurs because organisms gradually change the environment.

Answer: 1. d. algae

Explanation:

A primitive community is the ecological community which is occupied with the  low diversity of biological species. The species located in this community includes simple organisms. The algae is an example of species that is expected to be found in a primitive community.

Answer:2 b. a natural recovery process

Explanation:

An ecological succession is a change in the biotic community of an ecosystem with respect to changes occurring in the non-living environment in due coarse of time, until the ecosystem attains stability. Succession is a natural recovery because even if any kind of natural or human induced destruction occurs in a region which is capable of reducing the population of living beings and destroy the physical environment. Some precursors of life will renew the growth and abundance of living species and the changes occurring in the physical environment will support the growth.

Why is it important that the subject not know when the respiratory rate is being assessed?

Answers

It is important that the subject does not know when the respiratory rate is being assessed because his or her knowledge might lead to the unreliability of the results. For example, the subject might get anxious and his or her breathing rate might increase, or vice versa.

How are living things organized ? List 5 steps of organization from smallest to largest

Answers

Five steps of organization would be
1 - Cells
2 - Tissues
3 - Organs
4 - Organ Systems
5 - Organisms.
Cells make up tissues, tissues make up organs, etc.
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Why isn't mitochondrial DNA a unique identifier? a. Mitochondrial DNA is inherited through the maternal lineage. b. All female offspring inherit their mother's mitochondria, and therefore the same mitochondrial DNA. c. As a result, all female family members that share a maternal lineage would have the same mitochondrial DNA. d. Mitochondrial DNA can therefore be used to confirm or eliminate a person's relationship within a maternal line, but cannot be used to identify a specific individual. e. All offspring inherit their father's mitochondria, and therefore the same mitochondrial DNA.