BIOLOGY HIGH SCHOOL

Growth of chest hair, deepening of the voice, and muscle growth are secondary sex characteristics. Which most likely affects the development of these traits? testes ovaries prostate gland vulva

Answers

Answer 1
Answer:

Answer: testes

Explanation:

The testes are the male gametes which are present inside the pouch called as scrotum. The testes perform two functions that is they produce sperms and male sex hormone testosterone. The hormone testosterone is secreted by the cells of the seminiferous tubules also called as Leydig cells. The testosterone in males start producing during puberty. It is responsible for the development of secondary sexual characteristics in males like growth of facial, axial, chest and pubic hair, deepening of voice and growth of the muscles.

Answer 2
Answer: The testes is the most likely to affect the development of these.

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Which best explains why viruses do not have special structures or enzymes that allow them to make their own food?

Answers

Viruses can replicate inside a host that they infect this is the reason why viruses do not have special structure or enzymes that allows them to make their own food. They just replicate and infect but they never make their own food.

Explanation:

Viruses depend on the host cells that they affect to reproduce. When found outside of host cells, viruses live as a protein coat or capsid, sometimes contained within a membrane. The capsid surrounds either DNA or RNA which codes for the virus elements.
Viruses can replicate inside a host that they infect this is the reason why viruses do not have special structure or enzymes that allows them to make their own food. They just replicate and infect but they never make their own food.

it important to know a person's rhesus factor before a blood transfusion? A patient who is Rh+ can receive only Rh– blood. A patient who is Rh– can receive only Rh+ blood. A patient who is Rh+ can receive only Rh+ blood. A patient who is Rh– can receive only Rh– blood.

Answers

Rh factor is an antigen found on the surface of red blood cells. Red blood cells with the antigen are said to be Rh positive, while those without are said to be Rh negative. Blood used in transfusions must match the donor and recipient's Rh and ABO blood type as Rh negative patients will develop anemia when given Rh positive blood. 

Answer:

D

Explanation:

Why is it important to know a person's rhesus factor before a blood transfusion?

A patient who is Rh+ can receive only Rh– blood.

A patient who is Rh– can receive only Rh+ blood.

A patient who is Rh+ can receive only Rh+ blood.

A patient who is Rh– can receive only Rh– blood.

The ______________ can be described as a chemical factory.a. liver
c. gallbladder
b. appendix
d. rectum

Answers

a. Liver
the liver is the chemical factory of your body, as it takes substances and changes them into other substances that your body needs.

Venomous snakes such as the rattlesnake and copperhead have few natural predators. This is MAINLY due to their. a. camouflage b. habitat c. mimicry d. venom

Answers

the answer is actually d. venom. i just took the quiez and i thought it was b but i got it wrong.
B. habitat mainly because in the rattlesnakes and copperhead natural habitat other animals will kill them.

which of the following are the three goals of science? a. to make life easier, to extend the human life span, to reduce pain and suffering b. to conduct experiments, to analyze data, to publicize research results c. to gather information about the natural world, to explain natural phenomena, and to allow reasonable predictions of future events d. to influence public opinion, to challenge religious beliefs, and to establish a basis for laws

Answers

Answer;

C. To gather information about the natural world, to explain natural phenomena, and to allow reasonable predictions of future events.

Explanation;

-Science is an organized way of gathering and analyzing evidence about the natural world. Science aims to explain and understand. Science as a collective institution aims to produce more and more accurate natural explanations of how the natural world works, what its components are, and how the world got to be the way it is now.

-One goal of science is to provide natural explanations for events in the natural world. Science also aims to use those explanations to understand patterns in nature and to make useful predictions about natural events.
C) To gather info about the natural world, to explain natural phenomena, and allow reasonable predictions of future events

ATP is a compound produced by the body to:A. break down proteins
B. attack materials foreign to the body
C. carry oxygen to the cells of the body
D. be used as a source of energy when needed for a reaction

Answers

D) Used as a source of energy when needed for a reaction. For example, adenosine triphosphate (ATP) is produced during Glycosis, which is the process of cellular respiration. 
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