1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
marshall27 [118]
3 years ago
11

The endocrine system is comprised of __________ that secrete hormones.

Biology
1 answer:
77julia77 [94]3 years ago
6 0
The endocrine system is comprised of endocrine glands that secrete hormones directly into the blood rather than through ducts. Glands are organs in the bodies of humans or animals that secrete chemicals for bodily use or to go into the environment. Ducts are tubular canals in the body that carry secretions from glands.
You might be interested in
Which of the following is not true about Darwin’s book On the Origin of Species? a. He worked on the manuscript for three years.
klio [65]
The answer is D!!!!!
3 0
2 years ago
The quintessential (most basic/ most important) moment of fertilization of the egg by the sperm cell occurs when
DedPeter [7]

The answer is pronuclei. A pronuclei is the state of the nucleus of either the sperm or the ovum after the sperm has entered the ovum but the two nuclei have not yet fused. When the sperm enters the ovum, the membrane of the sperm pronuclei dissolves hence leaving no barrier for the two genetic materials to combine.  

3 0
3 years ago
(Q018) While studying with you for an exam, a classmate claims that the only difference between australopithecines and early Hom
SVEN [57.7K]

Answer:

Homo species have differences in brachial index, face and teeth size as compared with australopithecines.

Explanation:

Australopithecines were found in pleistoocene era and adapted to the bipedal locomotion but shows differences in walking style as compared to early homo species. They have large brachial index. The postcanines were large but incisors and canines were small.

Early homo species were found around 2 million years ago. They shows bipedal locomotion with different walking styles. The brachial index of early homo species was small as compared with the australopithecines. The post canines were small but incisors and canines were large.

5 0
3 years ago
Bioaccumulation is ________. the chemical change that occurs when substances alter the growth and development of humans the tota
bonufazy [111]
Bioaccumulation is the process by which chemicals are stored in the tissues of living organisms. It is the accumulation of chemicals in the tissue of organisms through any route including, respiration, ingestion or direct contact with contaminated water, sediment and pore water in the sediment. These chemical substances include, pesticides or other chemicals.
3 0
3 years ago
Read 2 more answers
Deforestation will most directly result in immediate increase in
Rzqust [24]
1)  Atmospheric Carbon Dioxide.
Trees are an important part to this planet because they take the carbon dioxide out of the air and convert it to oxygen.  When deforestation occurs, there are less trees to do this, resulting in more carbon dioxide in the air.

Hope this helps!!! Can I get Brainliest? :)

5 0
3 years ago
Read 2 more answers
Other questions:
  • Millipedes have two legs per segment while centipedes have only one pair of legs per segment. true or false
    15·2 answers
  • Most pneumonia infections are caused by a virus or bacteria. What characteristic could scientist use to distinguish an infection
    7·1 answer
  • Which statement best explains why the development of a new area of science can lead to changes in a theory?
    15·2 answers
  • What is the energy in an atoms nucleus?
    8·1 answer
  • 1. What was the worldwide avemge life expectancy in 2000?
    10·1 answer
  • What mammal lay eggs
    5·2 answers
  • Muscle fibers that have many mitochondria and contain myoglobin are (A) fast-twitch muscles. (B) skeletal muscles. (C) smooth mu
    8·1 answer
  • .... Weak attraction
    8·1 answer
  • How much energy does the body get from
    5·2 answers
  • Point where crossing over takes place between chromatids of the homologous chromosomes during prophase 1
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!